Boxes & Mailers

SELECTION EXPERT ADVICE

Wall Strength & Load Capacity
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Match single-, double-, or triple-wall corrugated construction to your product weight to prevent in-transit damage and minimize costly returns.
Dimensional Weight Cost Control
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Right-sized boxes cut carrier DIM weight charges, selecting the optimal LxWxH for each SKU directly lowers your per-shipment freight cost.
Mailer Box vs. RSC: Choose Correctly
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Self-locking mailer boxes suit branded DTC shipments; traditional RSC corrugated boxes are ideal for palletized B2B and high-volume fulfillment.

Need help choosing boxes?

Pick the right corrugated box without overpaying for size or strength

Use these buying guides to size your box, compare board strength, and avoid dimensional weight surcharges.

Corrugated Boxes Guide → How to choose size, strength, and wall type Box Size Calculator → Find the smallest safe box for your product 32 ECT vs 200 lb Test → Which board strength rating fits your shipment
Overview

3,094 corrugated boxes, literature mailers and mailing tubes from 2 to 36 inches, mostly ECT-32 kraft and white, sold in bundles of 10 to 50. Each listing shows inside dimensions, board grade and bundle count so you can match a carton to the part you ship. Orders ship from five US regional warehouses; for mixed or recurring orders use the bulk quote path with SKU, quantity and destination ZIP.

Related collections

IN STOCK Save space and setup time with these 6x6x6 black gloss gift boxes–one-piece chipboard cartons that ship and store flat. Each case includes 100 boxes with professional black gloss exterior and gray interior. Ideal for retail goods, bowls, and gift packaging.
Chipboard Cartons

6x6x6 Black Gloss Chipboard Gift Boxes 100-Pack

PN: GB666BK

6 x 6 x 6 in Fibreboard 100 PER CASE
$233.81 / CASE
IN STOCK Ship smarter with 100 pre-made 6x6x4 black gloss gift boxes. One-piece fibreboard construction assembles in seconds with zero tools required. Stores flat, ships flat, and cuts your packaging labor by up to 80%–ideal for retailers, e-commerce fulfillment, and bulk gift packaging.
Chipboard Cartons

6x6x4 Black Fibreboard Gloss Gift Boxes 100/Case

PN: GB664BK

6 x 6 x 4 in Fibreboard 100 PER CASE
$230.59 / CASE
IN STOCK Premium 6" x 4.5" x 4.5" black gloss gift boxes deliver professional retail packaging in a convenient 100-pack case. One-piece construction sets up in seconds with no assembly required. Ships and stores flat for maximum warehouse efficiency.
Chipboard Cartons

6x4.5x4.5 Black Gloss Chipboard Gift Boxes 100-Pack

PN: GB644BK

6 x 4.5 x 4 1/2 in Fibreboard 100 PER CASE
$183.04 / CASE
IN STOCK Save time and money with our 4x4x4 black gloss gift boxes–100-pack case of one-piece fibreboard cartons ready to assemble in seconds. Black exterior with gray interior ships and stores flat, cutting warehouse costs. Ideal for retail goods, gifts, and small product packaging.
Chipboard Cartons

4x4x4 Black Fibreboard Gloss Gift Boxes 100-Pack

PN: GB444BK

4 x 4 x 4 in Fibreboard 100 PER CASE
$141.47 / CASE
IN STOCK Secure your legal-size files with BANKERS BOX® String & Button File Storage Boxes (24" x 15" x 10.5"). Built from durable 250# single-wall corrugated with pre-printed labeling areas and reliable string-button closure that keeps contents protected even if boxes overturn. Sold in convenient case quantities of 12.
Boxes - Corrugated

24x15x10.5 Legal File Storage Boxes 12/Case

PN: FSB680

24 x 15 x 10 1/2 in 250# Single Wall Corrugated 12 PER CASE
$278.24 / CASE
IN STOCK Store letter and legal-size files securely with BANKERS BOX® string and button file storage boxes. These 24x12x10.25" corrugated file cartons feature pre-printed content identification areas and write-on labeling zones on two sides for quick organization. Durable 250# single wall construction with reliable string and button closure keeps documents protected–even when boxes are stacked or shipped.
Boxes - Corrugated

24x12x10.25 String & Button File Storage Boxes 12/Case

PN: FSB640

24 x 12 x 10 1/4 in 250# Single Wall Corrugated 12 PER CASE
$262.61 / CASE
IN STOCK 10x12 White Corrugated Ballot Box Header Cards - ECT-32-B, Bundle of 10
Boxes - Mailers

10x12 ECT-32-B White Corrugated Ballot Box Header Cards 10/Bundle

PN: MBALHEADER

10 x 12 in ECT-32-B Corrugated 10 PER BUNDLE
$3.19 / BUNDLE
IN STOCK 10x10x9 White Corrugated Ballot Box - No-Tape Assembly, Bundle of 10
Boxes - Mailers

10x10x9 White Corrugated Ballot Box No-Tape Assembly 10/Bundle

PN: MBALLOT

10 x 10 x 9 in ECT-32-B Corrugated 10 PER BUNDLE
$32.21 / BUNDLE
IN STOCK Keep legal-sized documents organized and protected with these 24x15x10 white corrugated file storage boxes. Featuring auto-locking bottoms and removable lids for quick access, plus pre-printed write-on panels for easy content identification. Order by the case of 12 and ship flat to maximize storage efficiency.
Boxes - Corrugated

24x15x10 ECT-32 Auto-Lock File Storage Boxes 12/Case

PN: FSB480

24 x 15 x 10 in ECT-32 Single Wall Corrugated 12 PER CASE
$172.21 / CASE
IN STOCK Durable ECT-32 white corrugated file storage boxes with automatic bottom snap assembly–no tape required. Each case of 12 includes removable lids and pre-printed write-on panels for quick identification. Ships and stores flat to maximize warehouse efficiency.
Boxes - Corrugated

24x12x10 ECT-32 White Corrugated Auto-Lock File Storage Box 12/Case

PN: FSB440

24 x 12 x 10 in ECT-32 Single Wall Corrugated 12 PER CASE
$92.87 / CASE
IN STOCK Professional-grade 15x12x10 auto-lock file storage boxes designed for document organization and compliance. Each case of 12 ships flat for space efficiency while storing and accommodates both letter and legal-sized files. ECT-32 single-wall corrugated construction ensures durability through multiple handling cycles.
Boxes - Corrugated

15x12x10 ECT-32 White Corrugated Auto-Lock File Box 12/Case

PN: FSB400

15 x 12 x 10 in ECT-32 Single Wall Corrugated 12 PER CASE
$74.71 / CASE
IN STOCK Industrial-grade anti-static foam shippers engineered for precision electronics and fragile goods. Each 26x18x4" corrugated carton features convoluted polyurethane foam pre-glued to the lid with locking tabs for secure sealing. Ships 9 per case for reliable ESD protection.
Bubble, Foam & Cushioning

26x18x4 200# Anti-Static Foam Shipper Corrugated 9/Case

PN: FSA26184

26 x 18 x 4 in 200#/ECT-32 Corrugated/Polyurethane Foam 9 PER CASE
$369.03 / CASE
IN STOCK Precision goods shippers designed for electronics and fragile components requiring ESD protection. These 24x24x2.75" corrugated foam protection boxes feature pre-glued anti-static convoluted foam on the lid with loose foam for custom cushioning on the bottom. Sold as a case of 9 with locking tabs for secure sealing.
Bubble, Foam & Cushioning

24x24x2.75 200# Anti-Static Foam Shipper Box Corrugated 9/Case

PN: FSA24242

24 x 24 x 2 3/4 in 200#/ECT-32 Corrugated/Polyurethane Foam 9 PER CASE
$312.22 / CASE
IN STOCK Protect sensitive electronics and precision goods with these 18x18x4" anti-static foam shippers. Pre-glued convoluted foam top with 200# corrugated construction ensures maximum cushioning density and ESD protection. Locking tabs guarantee a secure seal–sold as a case of 9.
Bubble, Foam & Cushioning

18x18x4 200# Anti-Static Foam Shipper Box Corrugated 9/Case

PN: FSA18184

18 x 18 x 4 in 200#/ECT-32 Corrugated/Polyurethane Foam 9 PER CASE
$235.59 / CASE
IN STOCK Protect sensitive electronics and fragile precision goods with these 18x18x2.75" anti-static foam shippers. Pre-glued convoluted foam top with 200# ECT-32 corrugated construction and locking tabs ensures your high-value items arrive damage-free. Case of 12 ready to ship.
Bubble, Foam & Cushioning

18x18x2.75 200# Anti-Static Foam Shipper Box Corrugated 12/Case

PN: FSA18182

18 x 18 x 2 3/4 in 200#/ECT-32 Corrugated/Polyurethane Foam 12 PER CASE
$276.51 / CASE
IN STOCK Protect sensitive electronics and precision goods with these 18x12x2.75" anti-static foam shippers. Pre-glued convoluted foam top with 200# corrugated construction and secure locking tabs ensures your fragile items arrive damage-free. Sold as case of 24 boxes.
Bubble, Foam & Cushioning

18x12x2.75 200# Anti-Static Foam Shipper Box Corrugated 24/Case

PN: FSA18122

18 x 12 x 2 3/4 in 200#/ECT-32 Corrugated/Polyurethane Foam 24 PER CASE
$430.50 / CASE

Product Help Request

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Buying path

Buy Boxes & Mailers by the specs that change the order

Use filters, product titles, and product pages to compare size, material, pack count, case quantity, and fit before ordering.

Compare

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Confirm

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Reorder

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Larger orders

For pallet, recurring, or mixed-SKU orders, send your list and ZIP and get a delivered price by email.

What to check first

  • Inside dimensions
  • Board grade or strength rating
  • Box style and closure
  • Case or bundle quantity
Common wrong-order risk: Choosing the outside size instead of the inside size. Confirm product fit, void fill, and storage space before ordering.
Use the box size finder -> Get a delivered quote for larger orders -> Compare corrugated box types -> View products below ->