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 11 3/8x8 3/16x12 3/8 ECT-44 Hazmat F-Style Shipper Kit - 2 Gallon
Boxes - Corrugated

11 3/8x8 3/16x12 3/8 ECT-44 Corrugated Shipping Boxes

PN: HAZ1121

11 3/8 x 8 3/16 x 12 3/8 in ECT-44 Single Wall Corrugated 1 EACH
$43.77 / EACH
IN STOCK Ship solvents, paint, and thinners safely with this UN/DOT-approved hazmat F-style can shipper kit. Complete pre-assembled corrugated carton includes ECT-44 single-wall construction, protective foam inserts, and 1-gallon F-style can with cap. Industry-standard protection accepted by all major freight carriers.
Boxes - Corrugated

8 3/16x5 11/16x12 3/8 ECT-44 Hazmat F-Style Can Shipper Kit

PN: HAZ1120

8 3/16 x 5 11/16 x 12 3/8 in ECT-44 Single Wall Corrugated 1 EACH
$22.65 / EACH
IN STOCK 1 Gallon White Plastic Jug with Cap - Hazmat , Case of 48
Boxes - Corrugated

1 Gallon White Plastic Jug with Cap 48/Case

PN: HAZ1074

11 3/4 in Plastic 48 PER CASE
$146.57 / CASE
IN STOCK Reduce per-unit costs with bulk ordering on these durable 1-gallon metal F-style hazardous shipping cans. Each case includes 40 silver metal cans featuring secure reclosable twist-off caps, measuring 6 5/8" 4 1/8" 10 1/4". Built for safe, compliant transport of paints, coatings, and industrial chemicals.
Boxes - Corrugated

1 Gallon Metal F-Style Can with Twist Cap 40/Case

PN: HAZ1073

6 5/8 x 6 5/8 x 10 1/4 in Metal 40 PER CASE
$500.18 / CASE
IN STOCK Durable 1-gallon metal paint cans with secure lids designed for hazardous materials shipping and storage. Dimensions: 6 5/8" W 7 1/2" H. Sold by the case of 36 units–order in volume and maximize cost savings on your haz mat packaging supplies.
Boxes - Corrugated

1 Gallon Metal Paint Can with Lid 36/Case

PN: HAZ1072

7 1/2 in Metal 36 PER CASE
$232.44 / CASE
IN STOCK Stock reliable 1 quart metal paint cans (4.25" x 4.875") with secure lids–DOT-approved for hazmat shipping. Bulk case of 36 cuts per-unit costs while ensuring regulatory compliance. Durable metal construction withstands industrial handling and transport.
Boxes - Corrugated

1 Quart Metal Paint Can with Lid 36/Case

PN: HAZ1071

4 7/8 in Metal 36 PER CASE
$150.58 / CASE
IN STOCK Prevent costly spills and shipping damage with these injection-molded HDPE locking rings designed for standard 1-gallon paint cans. 6 7/8" diameter fits U.S. and Canadian manufactured metal cans perfectly. Buy by the case of 100 and reduce your per-unit packaging costs significantly.
Boxes - Corrugated

6 7/8 in HDPE Locking Ring for 1 Gallon Paint Cans 100/Case

PN: HAZ1082

Plastic Molded H.D.P.E. 100 PER CASE
$110.50 / CASE
IN STOCK Protect your quart paint shipments with durable molded HDPE locking rings that securely fasten standard 1 QT paint can lids. The 4 7/16" diameter design fits U.S. and Canadian manufactured metal paint containers. Order by the case of 100 and reduce per-unit costs while ensuring compliance-ready lid security.
Boxes - Corrugated

4 7/16 in Quart Paint Can Locking Ring HDPE Plastic 100/Case

PN: HAZ1081

Plastic Molded H.D.P.E. 100 PER CASE
$95.33 / CASE
IN STOCK Protect hazardous materials and precision goods with these expanded polystyrene foam inserts designed for 1-gallon jug containment. Each case includes 48 white EPS inserts measuring 12" x 6" x 1" with 0.75 lbs/cubic foot density–meeting industry standards for secure, compliant packaging. Volume ordering maximizes your shipping efficiency and reduces per-unit costs.
Boxes - Corrugated

12x6x1 Expanded Polystyrene Foam Insert for 1 Gallon Jugs 48/Case

PN: HAZ1064

12 x 6 x 1 in Expanded Polystyrene 48 PER CASE
$57.99 / CASE
IN STOCK Industry-standard 1 gallon F-style foam insert engineered for hazardous materials shipping. Expanded polystyrene construction at 0.75 lbs/cubic foot provides reliable cushioning for precision goods and fragile liquids. Order by the case (160 units) and maximize your packaging efficiency while reducing per-unit costs.
Boxes - Corrugated

1 Gallon F-Style EPS Foam Insert 160/Case

PN: HAZ1062

8 1/16 x 8 1/16 x 2 in Expanded Polystyrene 160 PER CASE
$318.80 / CASE
IN STOCK Expanded polystyrene foam inserts engineered for 1-gallon paint can protection during hazmat shipping. 8.5" x 8.5" x 1.25" dimensions fit standard gallon containers with reliable cushioning at 0.75 lbs/cu ft density. Order by the case of 100 and reduce per-unit costs on critical hazmat packaging.
Boxes - Corrugated

8.5x8.5x1.25 1 Gallon Paint Can Foam Insert EPS 100/Case

PN: HAZ1061

8 1/2 x 8 1/2 x 1 1/4 in Expanded Polystyrene 100 PER CASE
$242.23 / CASE
IN STOCK Protect 1-quart paint cans and precision goods with this industry-standard expanded polystyrene foam insert. Engineered at 0.75 lbs/cubic foot density to cushion fragile items during hazardous materials shipping. Order by the case (100 units) and reduce per-unit costs on bulk shipments.
Boxes - Corrugated

5x5x1.25 1 Qt Paint Can Foam Insert EPS 100/Case

PN: HAZ1060

5 x 5 x 1 1/4 in Expanded Polystyrene 100 PER CASE
$102.58 / CASE
IN STOCK Professional-grade kraft garment mailers designed for shipping coats, jackets, and bulky outerwear. These one-piece corrugated mailers fold together instantly without tape or glue–ship faster, cut costs. ECT-32-B strength withstands handling. Sold in bundles of 25.
Boxes - Mailers

28.75x16x5 Kraft One-Piece Corrugated Garment Mailers 25/Bundle

PN: MFCKRAFT

28 3/4 x 16 x 5 in ECT-32-B Corrugated 25 PER BUNDLE
$112.79 / BUNDLE
IN STOCK Professional-grade kraft corrugated garment mailers designed for e-commerce brands shipping bulky apparel. These one-piece fold-and-tuck mailers feature ECT-32-B crush-resistant construction and require no tape or glue. Sold as a convenient bundle of 25, shipped flat.
Boxes - Mailers

24.5x14.25x4.5 Kraft Corrugated Garment Mailers 25/Bundle

PN: MFJKRAFT

24 1/2 x 14.25 x 4 1/2 in ECT-32-B Corrugated 25 PER BUNDLE
$86.97 / BUNDLE
IN STOCK Protect your audio and video CDs in transit with these self-sealing foam lined CD mailers. Engineered from 100% recycled white fibreboard, each 5 1/8x5 mailer features integrated foam cushioning and tear-strip access for professional presentation. Order your case of 100 today.
Boxes - Mailers

5 1/8 x 5 in White Recycled Foam Lined CD Mailers Crush Resistant 100/Case

PN: MM1150

5 1/8 x 5 in 100% Recycled Fibreboard 100 PER CASE
$302.65 / CASE
IN STOCK Transform your filing workflow with STOR/DRAWER® STEEL PLUS™ file storage drawers. These 24x15x10" corrugated boxes feature a reinforced steel support frame that stacks up to 5 high, creating an instant file cabinet while maximizing floor space. Sold as a case of 6.
Boxes - Corrugated

24x15x10 Corrugated Steel File Storage Drawers 6/Case

PN: FSB720

24 x 15 x 10 in Corrugated/Steel Support Frame 6 PER CASE
$584.05 / CASE

Product Help Request

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Buying path

Buy Boxes & Mailers by the specs that change the order

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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 ->