Shipping Supplies Guide
Boxes, mailers, tape, labels, bubble wrap, scales — everything you need to ship packages at volume. Types, sizing, pricing tips, and bulk-buy recommendations.
Boxes
Shipping Boxes
The right box is cheap insurance against damage claims and re-ships. Pick by weight class, fragility, and standard carrier sizing. Below: standard box types, when to use each, and specific dimensions that keep you under dimensional weight surcharges.
Types of Shipping Boxes
| Type | What it is | Best for |
|---|---|---|
| Single-wall corrugated | Standard corrugated cardboard, most common for ecommerce. | Packages under 15 lbs with non-fragile contents |
| Double-wall corrugated | Two layers of corrugated for heavy or long-distance shipments. | Packages 20+ lbs or heavy-duty use |
| Triple-wall corrugated | Industrial-strength for heavy/oversized shipments. | 50+ lb items, furniture, fragile heavy goods |
| Regular Slotted Container (RSC) | The standard 'brown box' design with four flaps top and bottom. | General ecommerce |
| Full Overlap Container (FOL) | Flaps fully overlap for extra rigidity. | Heavier items that flex regular RSC |
| Die-cut mailer boxes | Pre-cut flat boxes that fold into shape without tape on the exterior. | Small DTC brands that want premium unboxing without cost |
Sizing reference
Standard ecommerce box sizes: 4×4×4, 6×4×4, 6×6×6, 8×6×4, 9×6×4, 9×9×4, 10×8×6, 12×9×4, 12×12×6, 14×10×6, 16×12×6. Match close to your product dimensions.
Practical tips
- •Standard sizes (6×4×4, 9×6×4, 12×9×4, etc.) are cheaper than custom sizes
- •Bulk-buy in 100+ quantities — saves 40-60% per box over singles
- •Home Depot / Lowe's sell single boxes at 3-5x online bulk prices — use for emergencies only
- •Uline and ULINE have the deepest bulk catalog but not always cheapest
- •Amazon Business, eBay, and Alibaba offer competitive bulk pricing
- •Match box to contents tightly — oversized boxes risk dimensional weight penalties
Frequently asked questions
Where's the cheapest place to buy shipping boxes?
Single-wall or double-wall?
Can I reuse shipping boxes?
What size box do most ecommerce sellers use?
Custom Boxes
Custom-branded boxes transform ecommerce unboxing from forgettable to memorable. At scale, they're marketing investment that drives repeat purchase and social media sharing. Minimum orders and setup costs are meaningful — understand the economics before committing.
Types of Custom Boxes
| Type | What it is | Best for |
|---|---|---|
| Exterior printed mailer boxes | Brand colors and logo printed on the outside of the box. | DTC brands prioritizing visibility in transit |
| Interior printed boxes | Plain exterior, custom interior pattern/message. | Surprise unboxing experiences |
| Die-cut custom mailers | Custom-shaped boxes for specific product dimensions. | Exact product sizing, premium products |
| Rigid custom boxes | Heavy-duty boxes for luxury goods. | Watches, high-end electronics, gifts |
Practical tips
- •Minimum orders typically 500-1,000 units for custom printing
- •Setup costs: $100-500 for plate/printing setup (amortizes across the order)
- •Per-box cost: $2-5 for simple printing, $5-10 for die-cut or multi-color
- •Packlane, Noissue, Fantastapack, PackageKing offer accessible custom box services
- •Sustainability: printing on recycled corrugated is cheaper than you'd think
- •Lead time: 2-6 weeks typical for printed boxes — plan ahead
Frequently asked questions
How much do custom boxes cost?
What's the minimum order for custom boxes?
How long does custom box production take?
Are custom boxes worth it?
When do custom boxes actually make financial sense?
What's the minimum order for custom boxes?
Do printed boxes increase theft or damage risk?
How far ahead do I need to order?
Mailers
Poly Mailers
Poly mailers are plastic shipping bags — cheaper, lighter, and easier to store than cardboard boxes. Ideal for non-fragile, soft goods like apparel and accessories. They save 30-50% vs equivalent boxes in both material cost and dimensional weight pricing.
Types of Poly Mailers
| Type | What it is | Best for |
|---|---|---|
| Standard poly mailers | Basic opaque plastic bags with adhesive closure. | Clothing, soft goods, most ecommerce apparel |
| Bubble-lined poly mailers | Poly exterior with bubble wrap lining for shock absorption. | Lightweight electronics, jewelry, books |
| Tear-proof poly mailers | Heavier-gauge plastic designed to resist tearing. | Heavier soft goods, multi-item packs |
| Compostable mailers | Plant-based plastic that decomposes. | Sustainable brands and eco-conscious DTC |
| Printed/branded mailers | Custom-printed mailers with your brand. | Brands that want a visual unboxing moment |
Sizing reference
Size to about 2 inches larger than your folded/flattened item. 9×12 fits a folded t-shirt; 10×13 fits a hoodie; 14.5×19 fits a jacket.
Practical tips
- •2.5 mil thickness is standard for most ecommerce. 3+ mil for heavy or multi-item shipments
- •Sizes commonly: 6×9, 9×12, 10×13, 12×15.5, 14.5×19, 19×24
- •Avoid poly mailers for fragile items — they provide zero protection against drops
- •Peel-and-seal closure is standard — tape sometimes doesn't stick well to plastic
- •Bulk orders from Amazon Business, Uline, or PackagingBrahma offer best per-unit pricing
Frequently asked questions
Are poly mailers cheaper than boxes?
Can I ship fragile items in poly mailers?
What thickness should I use?
Can I ship clothes in a poly mailer?
When is a poly mailer the wrong choice?
What mil thickness do I need?
Do poly mailers protect against rain?
Are poly mailers recyclable or sustainable?
Padded Mailers
Padded mailers are the middle ground between a plain poly mailer and a full corrugated box. They add protective cushioning for items that would rattle and break in a poly mailer but don't need the full rigidity of a box. The right padded mailer saves you money on packaging and postage while keeping fragile-ish items intact.
Types of Padded Mailers
| Type | What it is | Best for |
|---|---|---|
| Bubble-lined poly mailers | Plastic exterior with bubble wrap lining — lightweight, moisture-resistant, and flexible. | Lightweight jewelry, phone cases, small electronics accessories, cosmetics samples |
| Bubble-lined kraft mailers | Paper exterior with bubble wrap lining — more premium look, recyclable exterior. | Brands that want paper-look packaging; items going to eco-conscious buyers |
| Self-seal padded mailers | Peel-and-seal closure — no tape required. | High-volume fulfillment where sealing speed matters |
| Rigid padded mailers | Cardboard backing with padded interior — resists bending. | Photos, documents, gift cards, flat items that cannot bend |
Sizing reference
Common sizes: #000 (4×8 in), #0 (6×10 in), #1 (7.25×12 in), #2 (8.5×12 in), #4 (9.5×14.5 in), #5 (10.5×16 in). The # system corresponds to interior dimensions. Choose a size that fits your item snugly — excess space means item movement and potential damage.
Practical tips
- •Padded mailers are NOT a substitute for a box with fragile items — if it can shatter, it needs a box
- •Bubble-lined poly mailers offer some moisture resistance; kraft-lined do not — use poly for outdoor drop boxes
- •Don't oversize your mailer — a small item rattling in a large padded mailer is worse than a snug fit
- •Buy in cases of 100–200 for meaningful cost savings vs single-unit pricing
- •Padded mailers can go through standard USPS letter carrier delivery without a truck — reducing delivery failure rates
Frequently asked questions
Can I ship books in padded mailers?
Are padded mailers waterproof?
What's the difference between a padded mailer and a poly mailer?
Labels
Thermal Labels
Thermal labels are the gold standard for shipping labels — no ink, fast printing, waterproof. But not all thermal labels are equal. Direct thermal vs thermal transfer, roll vs fanfold, and brand-specific sizing all matter.
Types of Thermal Labels
| Type | What it is | Best for |
|---|---|---|
| Direct thermal labels | Heat-sensitive coating — no ink or ribbon needed. | Shipping labels (standard) |
| Thermal transfer labels | Requires ribbon, more durable than direct thermal. | Industrial or long-life labels (not needed for shipping) |
| 4×6 roll labels | Standard shipping label format on rolls. | Most thermal printers (Rollo, Zebra, MUNBYN) |
| 4×6 fanfold labels | Stack of labels folded back-and-forth instead of rolled. | Some industrial printers |
| DYMO-specific labels | Proprietary sizing for DYMO LabelWriter printers. | DYMO 4XL shipping labels |
Sizing reference
Standard shipping: 4×6 inches (102mm × 152mm). USPS, UPS, FedEx, DHL all accept this. Smaller sizes (2.25×1.25) for return addresses only.
Practical tips
- •Standard 4×6 = 102mm × 152mm. Match to your printer's spec
- •Buy 500-1,000 count rolls for best per-label pricing ($0.03-0.06 per label)
- •Amazon Brand-Approved thermal labels are typically cheapest bulk option
- •DYMO printers require DYMO-brand labels at 2-3x the cost — budget accordingly
- •Zebra printers accept generic 4×6 labels from many brands
- •Check roll core size before ordering — desktop label printers use 1-inch cores; industrial Zebra printers use 3-inch cores
Frequently asked questions
Direct thermal or thermal transfer?
Do DYMO labels work with Rollo?
How many labels in a typical roll?
Are thermal labels waterproof?
Label Printer Rolls & Thermal Paper
Thermal label printers are the standard for shipping labels in any volume ecommerce operation. They're faster, cheaper per label, and more reliable than inkjet. But choosing the right label roll — correct dimensions, compatible core size, direct thermal vs thermal transfer — determines whether labels scan cleanly and adhere properly.
Types of Label Printer Rolls & Thermal Paper
| Type | What it is | Best for |
|---|---|---|
| 4×6 inch direct thermal rolls | The universal shipping label format for all major carriers. No ink or ribbon required. | All standard carrier shipping labels: USPS, UPS, FedEx, DHL — works with Rollo, Zebra ZP450, ZD420, DYMO 4XL |
| 2×7 inch address labels | Narrow format for address-only labels and return labels. | Return address labels, product labels, supplemental address labels |
| Fanfold (continuous perforated sheets) | Z-fold label stack rather than a roll — used in high-volume commercial printers. | Industrial label printers in fulfillment centers; reduces roll changes |
| Thermal transfer labels | Requires a wax or resin ribbon in addition to the label media — more durable, scratch/chemical resistant. | Labels that need durability over time: product labels, warehouse bin labels |
Sizing reference
Core size matters: most desktop label printers use 1-inch cores. Industrial Zebra printers use 3-inch cores. Check your printer's spec before buying. Roll diameter maximum also varies — the Rollo X1040 accepts up to 5-inch OD rolls; desktop DYMO accepts only smaller rolls.
Practical tips
- •Buy generic/third-party 4×6 thermal rolls — they're compatible with Rollo, Zebra, and DYMO at 50–70% less cost than branded rolls
- •Direct thermal labels fade over time and with heat — store in a cool, dark environment and don't leave in direct sunlight
- •Test scan readability before committing to a new label brand — some off-brand thermal papers have density issues that cause scan failures
- •500-roll labels (500 labels per roll) are the standard for medium volume; 250-roll labels for smaller operations
- •Keep 2–3 spare rolls on hand — running out mid-batch is a common fulfillment disruption
Frequently asked questions
What thermal label rolls work with Rollo printers?
Do I need thermal transfer or direct thermal labels for shipping?
How many shipping labels are on a standard roll?
Tape & tools
Packing Tape
The wrong tape causes boxes to burst in transit — one of the most avoidable shipping disasters. Use purpose-made packing tape (not masking, duct, or cheap clear tape) and apply it correctly to keep boxes closed through carrier handling.
Types of Packing Tape
| Type | What it is | Best for |
|---|---|---|
| Clear polypropylene tape | Standard clear tape, good for most ecommerce. | General shipping, light-to-moderate weight |
| Brown Kraft tape | Paper-based tape activated by water — eco-friendly. | Sustainable brands, heavy boxes |
| Reinforced paper tape | Paper tape with fiberglass threads for extra strength. | Heavy shipments, oversized boxes |
| Filament tape (strapping) | Strong tape with embedded fibers running lengthwise. | Securing large or heavy packages |
| Dispenser tape | Tape designed for automatic dispensers. | High-volume packing stations |
Practical tips
- •2-inch width is standard — provides enough surface for a proper seal
- •H-taping method: seal the center seam + both end seams. Tape them together to form an H across the top
- •Don't use masking, duct, or electrical tape — they don't hold under shipping stress
- •Kraft paper tape is now recyclable with the box, unlike plastic tape
- •Buy 6-12 rolls at a time for meaningful bulk savings
Frequently asked questions
Can I use duct tape for shipping?
What width packing tape is best?
Clear tape vs Kraft tape?
Why do my boxes keep popping open?
What tape actually holds a box in transit?
Acrylic vs hot-melt tape — does it matter?
Do I really need water-activated tape?
Why does my tape not stick to the box?
Tape Guns & Box Cutters
Tape guns and box cutters don't get much attention, but they're used hundreds of times a day in busy fulfillment operations. A good tape gun applies tape in the right width and tension with minimal hand fatigue. A good box cutter opens boxes quickly and safely. Cheap tools in high-volume operations cause RSI and slow throughput.
Types of Tape Guns & Box Cutters
| Type | What it is | Best for |
|---|---|---|
| Handheld tape dispensers (2-inch) | Standard handheld tape gun accepting 2-inch wide tape rolls — the ecommerce standard. | General box sealing; accepts standard 2-inch packing tape rolls |
| Handheld tape dispensers (3-inch) | Wider tape guns for heavy-duty sealing — fewer passes needed per box. | Heavy boxes, high-security sealing, large corrugated boxes |
| Snap-blade utility knives (retractable) | Knives where the blade snaps off in sections to maintain sharpness — most common in fulfillment. | Box opening, cutting tape, scoring corrugated |
| Safety box cutters | Blades retract automatically or are recessed to prevent injury — important in high-volume settings. | Fulfillment centers with pickers and packers; reduces cut injuries |
Practical tips
- •Apply tape in an H-pattern on both top and bottom of boxes: one strip along the seam, plus one perpendicular strip on each end — this provides 3x the seam strength vs a single strip
- •Replace blade segments regularly — a dull box cutter requires more force and causes more injuries than a sharp one
- •Ergonomic tape guns with soft-grip handles matter for high-volume operations — wrist and hand fatigue are real at 200+ boxes/day
- •Use 2.8–3 mil tape for standard ecommerce shipping; 3.5–4 mil for heavy boxes — don't cheap out on tape thickness for heavy packages
- •Dispense tape from a tape gun rather than a roll by hand — it applies consistent tension and saves time
Frequently asked questions
What tape gun do most ecommerce businesses use?
How much tape should I use to seal a shipping box?
What's the safest box cutter for a fulfillment team?
Shipping Scales
Accurate package weighing prevents postage refund claims, DIM weight surprises, and incorrect USPS/UPS/FedEx charges. A $30-80 digital postal scale pays for itself quickly by eliminating overpaid postage on guessed weights.
Types of Shipping Scales
| Type | What it is | Best for |
|---|---|---|
| Basic digital postal scale (up to 50 lbs) | Standard small scale for most ecommerce. | 1-50 lb packages, under $50 |
| Heavy-duty scale (up to 150 lbs) | Larger platform and capacity for freight-sized packages. | Larger packages, wholesale, heavy items |
| Postal scale with LCD remote | Scale separate from display for large-package weighing. | Oversized packages where you can't see the small display |
| USPS-certified scale | Calibrated to USPS standards. | High-volume USPS shippers who ship at post office |
Practical tips
- •Digital > mechanical — digital is more accurate and easier to read
- •Choose capacity 20% above your heaviest typical package (weight buffer)
- •Look for 0.1 oz resolution for accuracy; 0.01 oz for very small items
- •Hold/Zero button is essential — makes weighing easier
- •Plug-in powered > battery (batteries die during high-volume sessions)
- •Popular brands: Saga, Accuteck, Rubbermaid, FitSales
Frequently asked questions
What capacity shipping scale do I need?
Are kitchen scales accurate enough?
How accurate does my scale need to be?
Can I use my bathroom scale?
Do I really need a shipping scale?
What capacity and precision should the scale have?
Postal scale vs kitchen scale — is there a difference?
Should I weigh before or after packing?
Stretch Film
Stretch film (commonly 'pallet wrap') is used to secure multiple boxes together on a pallet for freight shipping. High-volume sellers, B2B shippers, and wholesale suppliers rely on it to bundle orders. Not relevant for individual ecommerce packages — this is for freight-scale shipping.
Types of Stretch Film
| Type | What it is | Best for |
|---|---|---|
| Hand stretch film | Rolls designed for manual wrapping. | Small pallet volume (5-20 pallets/week) |
| Machine stretch film | Industrial film for automated pallet wrappers. | High-volume operations |
| Pre-stretched film | Pre-stretched before sale — easier to apply. | Consistent application without full stretch force |
| Colored stretch film | Color-coded for routing or destination. | Warehouses organizing by destination |
Practical tips
- •70-gauge is standard for hand wrapping. 80+ gauge for heavy loads
- •Multiple layers on corners — that's where loads fail
- •Start at the bottom, spiral up, finish at the top — standard pattern
- •Pre-stretched film saves 30-40% in material cost at high volume
- •Machines pay off around 50+ pallets per week
Frequently asked questions
Do I need stretch film for ecommerce?
Hand vs machine stretch film?
How many wraps per pallet?
Where do I buy stretch film?
How is stretch film different from shrink wrap?
What gauge do I actually need?
Why do my wrapped pallets keep failing in transit?
Is stretch film recyclable?
Strapping & Banding Supplies
Strapping (also called banding) secures large boxes, bundles, and pallet loads against the forces of freight transit. A poorly secured pallet load becomes a carrier damage liability and a warehouse safety hazard. The right strapping material depends on load weight, transit method, and whether it's a one-way or reusable application.
Types of Strapping & Banding Supplies
| Type | What it is | Best for |
|---|---|---|
| Polypropylene (PP) strapping | Lightweight plastic strapping — the most common for light-to-medium loads. | Carton bundling, light pallets under 1,000 lbs, box reinforcement |
| Polyester (PET) strapping | Stronger than PP, maintains tension over time and through temperature changes. | Heavier pallets 1,000–3,000 lbs, outdoor storage loads, long-distance freight |
| Steel banding | Metal strap — highest breaking strength, doesn't stretch. | Very heavy loads (3,000+ lbs), metal/lumber bundles, rail and sea freight |
| Cord strapping / composite strap | Polyester cord-reinforced strap — flexible and absorbs impact shock better than rigid strapping. | Vibration-sensitive freight, fragile loads that need tension without rigidity |
Practical tips
- •PP strapping is for securing cartons; PET or steel is for pallet loads going through freight handling — match the material to the force it needs to resist
- •For hand tensioning, use a strapping tensioner tool — under-tensioned strapping is nearly useless and over-tensioned strapping crushes boxes
- •Seal strapping with friction-weld sealers (PP) or metal buckles (polyester/steel) — never just tie it
- •Apply at minimum 2 straps around a pallet: one near each end; add a third in the middle for tall loads
- •Combine strapping with stretch wrap for maximum pallet stability — strapping alone without stretch wrap still allows individual boxes to shift
Frequently asked questions
What strapping do I need for a standard shipping pallet?
Do I need a machine to apply strapping?
Is strapping required for LTL freight?
Cushioning & fill
Bubble Wrap
Bubble wrap is the most common protective fill for shipping. Not all bubble wrap is equal — bubble size, thickness, and whether it's anti-static or perforated all affect protection and cost.
Types of Bubble Wrap
| Type | What it is | Best for |
|---|---|---|
| Small bubble (3/16-inch) | Small bubbles tightly packed. Good general cushioning. | Small items, moderate protection |
| Medium bubble (5/16-inch) | Standard ecommerce bubble size. | Most general shipping needs |
| Large bubble (1/2-inch) | Larger, more air-filled bubbles. | Fragile items needing serious cushioning |
| Anti-static bubble | Treated to prevent static discharge. | Electronics, sensitive components |
| Bubble pouches | Pre-made bubble bags with sealed edges. | Quick packing without taping |
| Bubble mailers | Bubble wrap integrated into mailer bags. | Books, small electronics, single-item shipments |
Practical tips
- •Wrap fragile items with 2-3 layers — one layer isn't enough for drops
- •Bubble-side touching the product is the conventional method
- •Perforated bubble rolls tear off evenly — worth the small extra cost
- •Don't seal bubble wrap tight around items — cushioning works better with slight give
- •Bulk 700-ft rolls from Uline or Amazon Business are significantly cheaper per foot than retail
Frequently asked questions
Which bubble size is best?
How many layers of bubble wrap do I need?
Bubble wrap vs packing peanuts?
Where can I buy bubble wrap cheap?
What bubble size should I use?
Which side of the bubble wrap faces the item?
Is bubble wrap recyclable?
Can I reuse bubble wrap I received?
Foam Wrap & Foam Sheets
Foam wrap provides surface protection and cushioning without the dust and static of packing peanuts. For fragile items — ceramics, electronics, glassware — foam wrap is often the best combination of protection, cleanliness, and professional presentation. The challenge is choosing the right foam type for the item.
Types of Foam Wrap & Foam Sheets
| Type | What it is | Best for |
|---|---|---|
| Polyethylene (PE) foam wrap | Closed-cell foam in sheets or rolls — lightweight, moisture-resistant, non-abrasive. | Glassware, ceramics, kitchenware, general fragile items |
| Anti-static foam | Pink or charcoal-colored foam that dissipates static charge. | Circuit boards, RAM, CPUs, any electronics sensitive to electrostatic discharge |
| Foam pouches | Pre-formed foam sleeves that items slide into — faster than wrapping. | High-volume packing of consistently sized items (glasses, bottles, small electronics) |
| Foam-in-place / polyurethane foam | Two-part expanding foam that conforms to item shape inside the box. | Oddly shaped, high-value items where custom-fit protection is worth the cost |
Sizing reference
Foam sheet thickness ranges from 1/16 in (light surface protection) to 1/2 in (heavy cushioning). For most ecommerce fragile items, 1/8 in or 1/4 in sheet foam is sufficient. Use thicker foam (3/8–1/2 in) for heavier items that could compress thinner foam to ineffectiveness.
Practical tips
- •Foam wrap alone doesn't provide cushioning against drops — pair with a correctly sized box that allows 1–2 inches of cushioning on all sides
- •Closed-cell PE foam is moisture-resistant; open-cell foam absorbs liquid — use closed-cell for anything that might encounter damp conditions
- •Anti-static foam is not optional for circuit boards — standard foam can build and discharge static charge, destroying components
- •Foam pouches for glassware (wine glasses, lab equipment) dramatically speed up packing for high-volume operations
- •Foam roll cuts cleanly with scissors or a box cutter — pre-cut rolls to common lengths for your item sizes to speed up packing
Frequently asked questions
Can I use foam wrap instead of bubble wrap?
What foam do I need for shipping electronics?
Where is foam wrap cheapest?
Packing Peanuts
Packing peanuts fill the empty space in a box after you've wrapped the item. They prevent shifting during transit. Traditional polystyrene peanuts are cheap but environmentally problematic — alternatives are better for eco-focused brands.
Types of Packing Peanuts
| Type | What it is | Best for |
|---|---|---|
| Traditional (EPS foam) peanuts | Cheap polystyrene foam, non-biodegradable. | Cost-sensitive bulk shipping |
| Biodegradable starch peanuts | Corn or potato starch, dissolves in water. | Sustainable brands |
| Air pillows | Inflatable plastic cushions. | Void fill without particulate mess |
| Kraft paper fill | Crumpled kraft paper for void fill. | Curbside-recyclable cushioning |
| Tissue paper | Fine paper for light cushioning. | Premium unboxing experiences |
Practical tips
- •Starch peanuts work great but dissolve in humidity — not for wet destinations
- •Air pillows are the most cost-effective at high volume (less material per cubic inch)
- •Kraft paper is fully recyclable and works for most lightweight goods
- •Peanuts create static cling on some products — use anti-static if shipping electronics
- •For eco-conscious brands, paper or starch > polystyrene
Frequently asked questions
Are packing peanuts recyclable?
Peanuts vs air pillows — which is better?
Can I ship electronics with peanuts?
Are starch peanuts worth the premium?
Biodegradable vs polystyrene peanuts — which should I use?
Do packing peanuts actually protect fragile items well?
Where can I get rid of packing peanuts I received?
Why do peanuts cling to everything?
Kraft Paper
Kraft paper is the brown paper used to wrap items and fill boxes. It's cheap, renewable, fully recyclable, and works as both primary wrap and void fill. Increasingly popular as a sustainable alternative to bubble wrap and plastic.
Types of Kraft Paper
| Type | What it is | Best for |
|---|---|---|
| Kraft roll (flat) | Rolls of brown kraft paper, standard thicknesses from 30-50 lb. | Wrapping items and void fill |
| Kraft void-fill paper | Pre-crumpled or machine-crumpled for loose fill. | Quick box filling |
| Recycled kraft | Made from recycled content, typically darker brown. | Eco-focused brands |
| Kraft mailer inserts | Pre-cut paper designed to cushion specific item types. | Standardized DTC shipments |
Practical tips
- •30 lb weight is standard for wrapping; 50 lb for heavy-duty
- •Crumple kraft to create void fill — the crumples absorb impact like peanuts
- •Amazon Basics and Uline have the best bulk kraft pricing
- •Kraft is curbside-recyclable with regular paper — big sustainability win
- •Mix kraft with reinforced paper tape for 100% recyclable shipments
Frequently asked questions
Is kraft paper as protective as bubble wrap?
Can I recycle kraft paper?
Where can I buy kraft paper in bulk?
Kraft vs tissue paper?
Kraft paper vs bubble wrap for void fill — which is better?
What weight (basis weight) of kraft paper should I buy?
Is kraft paper strong enough to ship without a box?
Recycled vs virgin kraft — does it matter?
Packing Paper & Newsprint
Packing paper is the most versatile and recyclable void fill option. It works as cushioning, wrapping material, and surface protection — all from one product. Unprinted newsprint (the blank version of newspaper) is the industry standard; printed newspaper works but transfers ink to items.
Types of Packing Paper & Newsprint
| Type | What it is | Best for |
|---|---|---|
| Unprinted newsprint | Lightweight, clean paper in sheets or rolls — the standard packing paper for most ecommerce. | Void fill, wrapping non-fragile items, surface protection inside boxes |
| Kraft wrapping paper | Heavier brown paper with more strength than newsprint — resists tearing during wrapping. | Wrapping heavier or sharper items, outer wrapping for boxes, multi-layer cushioning |
| Honeycomb kraft paper | Die-cut kraft paper that expands into a hexagonal cushioning structure. | Eco-conscious brands replacing bubble wrap; good cushioning with no plastic |
| Tissue paper | Lightweight decorative paper — more presentation than protection. | Wrapping clothing, gifts, and retail items where appearance matters |
Practical tips
- •Crumpling packing paper creates more air pockets and better cushioning than flat sheets — always crumple before using as void fill
- •For fragile items, wrap the item itself in 2–3 sheets of packing paper before placing in the box, then add crumpled paper void fill
- •Packing paper is cheaper per pound of void fill than packing peanuts and more recyclable
- •Honeycomb paper machines (like Ranpak) can produce void fill on demand but require an equipment investment — better for high-volume operations
- •For sensitive items (printed merchandise, photographs), unprinted newsprint is essential — printed newspaper transfers ink to everything it contacts
Frequently asked questions
How much packing paper do I need per box?
Is packing paper or bubble wrap better for fragile items?
Can I use printed newspaper as packing paper?
Paper Void Fill & Honeycomb Wrap
Paper void fill is the dominant trend in sustainable ecommerce packaging. It's 100% recyclable, performs comparably to bubble wrap for moderate cushioning needs, and reads as premium to eco-conscious buyers. The tradeoff is cost and speed — paper void fill systems are typically more expensive per cubic foot than packing peanuts but cheaper in total cost when you factor in customer perception.
Types of Paper Void Fill & Honeycomb Wrap
| Type | What it is | Best for |
|---|---|---|
| Hand-torn paper (kraft roll) | Simple kraft paper rolls torn into sheets and crumpled by hand — the lowest-cost paper void fill option. | Low-volume packing operations where machine investment isn't justified |
| Paper dispensing machines (Ranpak, Pregis) | Machine-converts kraft paper rolls into fanfolded, crumpled cushioning on demand. | Mid-to-high volume fulfillment — reduces packing time and standardizes cushioning quality |
| Honeycomb kraft wrap | Die-cut kraft paper that unfolds into a hexagonal cellular structure — wraps items like bubble wrap. | Wrapping individual items that need surface protection with an eco-aesthetic |
| Shredded kraft paper | Pre-shredded kraft strips used like packing peanuts. | Void fill and presentation fill in retail/gift packaging |
Practical tips
- •Paper void fill compresses more than bubble wrap under heavy items — use thicker layers for heavier products
- •Paper machines (Ranpak GP series, Pregis AutoPad) pay for themselves at roughly 30–50 boxes/day through reduced packing time — the exact break-even depends on your labor cost
- •Honeycomb wrap is more expensive per square foot than bubble wrap but eliminates plastic — factor brand value into the cost comparison
- •Shredded paper (not shredded documents — purpose-made kraft shred) looks more premium in gift boxes than packing peanuts
- •For fragile items, paper void fill alone may not provide enough cushioning — pair with foam wrap around the item itself
Frequently asked questions
Is paper void fill as protective as bubble wrap?
Are paper void fill machines worth the investment?
What is honeycomb wrap and how do I use it?
Cold-chain & moisture
Gel Ice Packs & Refrigerants
Shipping perishable products — food, live cultures, certain cosmetics, pet food — requires understanding how long your insulation system can hold temperature, not just adding ice packs and hoping for the best. The gel pack is only part of the system; the insulated liner, box size, transit time, and ambient temperature all determine whether products arrive in safe condition.
Types of Gel Ice Packs & Refrigerants
| Type | What it is | Best for |
|---|---|---|
| Standard gel packs (16 oz / 1 lb) | The most common size — holds 34°F for approximately 12–18 hours in a standard insulated box. | Single-meal kits, small perishable orders with 1-day transit |
| Large gel packs (32–72 oz) | Longer hold time — 24–48 hours in well-insulated boxes. | 2-day perishable shipments, meal kits, raw pet food |
| Dry ice | Solid CO2 — subzero temperatures for frozen shipments. Sublimates (disappears) in transit. | Frozen products, ice cream, meat, items requiring 0°F or below |
| Phase change materials (PCMs) | Engineered materials that maintain specific temperatures (2–8°C, 15°C, etc.) as they melt/freeze. | Pharmaceutical products, probiotics, temperature-controlled medical supplies |
Practical tips
- •Freeze gel packs solid for 24+ hours before use — partially frozen packs hold temperature for half the time
- •Rule of thumb: 1 lb of gel pack per 1 lb of product for 1-day transit; 2 lbs of gel pack per 1 lb of product for 2-day
- •The insulated liner matters as much as the gel pack — thin foil liners lose temperature 2–3x faster than expanded polystyrene (EPS) foam liners
- •Ship Monday–Wednesday for perishables to avoid weekends in carrier facilities with no temperature control
- •Dry ice requires carrier notification (hazmat class 9) and specific package markings — don't ship dry ice without carrier approval
Frequently asked questions
How long do standard 16 oz gel packs stay cold?
Can I ship dry ice with USPS?
What's the difference between gel packs and phase change materials?
Moisture Barrier Bags & Desiccants
Moisture damage is an underappreciated shipping risk — electronics, food, printed goods, and leather products can all be damaged by humidity during transit. A sealed corrugated box doesn't protect against humidity; moisture permeates cardboard readily. For humidity-sensitive products, moisture barrier bags and desiccants are the solution.
Types of Moisture Barrier Bags & Desiccants
| Type | What it is | Best for |
|---|---|---|
| Foil moisture barrier bags (MBB) | Multi-layer foil-laminate bags with heat-seal closure — the strongest moisture barrier available for packaging. | Electronic components, PCBs, food products, moisture-sensitive pharmaceuticals |
| Vacuum seal bags | Polyethylene/nylon bags with airtight zipper or heat seal — removes air along with moisture. | Clothing storage shipments, food, leather goods, anything needing both moisture and oxygen exclusion |
| Silica gel desiccant packets | Silica gel absorbs moisture from inside a sealed package — does not require a foil bag to work. | Shoes, leather goods, electronics in standard bags, any sealed package with humidity risk |
| Molecular sieve desiccants | More aggressive moisture absorption than silica gel — maintains lower relative humidity. | Pharmaceutical components, precision optical equipment, sensitive electronics |
Practical tips
- •Desiccants extend the time a sealed package stays dry but don't work forever — size desiccant quantity to the transit time and bag volume
- •Standard silica gel unit: 1 gram of silica gel per 1 cubic foot of bag volume for standard transit (under 7 days)
- •Moisture barrier bags must be heat-sealed or properly ziplock-sealed — an open top defeats the purpose entirely
- •For electronics shipped internationally (longer transit, varied humidity climates), use both MBB and silica gel desiccant together
- •Include humidity indicators (color-change cards) in high-value sensitive shipments so receivers can confirm moisture exposure during transit
Frequently asked questions
Do I need moisture barrier bags for shipping electronics?
How do desiccant packets work?
Can I reuse silica gel desiccant packets?
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