Boxes & Mailers

SELECTION EXPERT ADVICE

Wall Strength & Load Capacity
MORE INFO
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
MORE INFO
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
MORE INFO
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 ECT-32 kraft corrugated shipping boxes sized 14"×14"×16" deliver dependable strength for mid-weight products. This bundle of 25 boxes offers consistent stacking performance and cost-efficient volume protection for warehouse, fulfillment, and storage operations. Recyclable kraft construction reduces environmental impact while meeting standard industrial shipping requirements.
Boxes - Corrugated

14x14x16 ECT-32 Kraft Corrugated Shipping Boxes 25-Pack

PN: 141416

14 x 14 x 16 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$58.51 / BUNDLE
IN STOCK Ship long, narrow items efficiently with these 24×9×6" ECT-32 kraft corrugated boxes. Wide lengthwise opening speeds packing and reduces labor costs. Engineered for wine bottles, umbrellas, carpet rolls, and similar products–sold as a 25-box bundle at volume savings.
Boxes - Corrugated

24x9x6 ECT-32 Kraft Corrugated Shipping Boxes 25-Pack

PN: 2496

24 x 9 x 6 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$34.78 / BUNDLE
IN STOCK Ship long, narrow items efficiently with these 28x6x6" ECT-32 kraft corrugated boxes featuring extended openings for fast packing. Ideal for wine bottles, umbrellas, carpet rolls, and similar products. Sold flat in bundles of 20 to maximize your warehouse storage and freight efficiency.
Boxes - Corrugated

28x6x6 ECT-32 Kraft Corrugated Shipping Boxes 20-Pack

PN: 2866

28 x 6 x 6 in ECT-32 Single Wall Corrugated 20 PER BUNDLE
$28.28 / BUNDLE
IN STOCK ECT-32 single wall corrugated boxes engineered for demanding warehouse and fulfillment operations. These 24" x 12.5" x 8" kraft cartons deliver proven stacking strength and freight efficiency in bundles of 20. Manufactured from 100% recyclable corrugated material to reduce shipping costs while maintaining product protection.
Boxes - Corrugated

24x12.5x8 ECT-32 Kraft Corrugated Shipping Boxes 20-Pack

PN: 24128

24 x 12.5 x 8 in ECT-32 Single Wall Corrugated 20 PER BUNDLE
$41.49 / BUNDLE
IN STOCK ECT-32 kraft corrugated boxes in 24"×16"×12" dimensions deliver reliable stacking strength for warehouse and fulfillment operations. Each bundle contains 10 boxes manufactured from single-wall kraft corrugated material rated for standard industrial shipping loads. Recyclable, cost-effective packaging that reduces freight waste and maximizes pallet density.
Boxes - Corrugated

24x16x12 ECT-32 Kraft Corrugated Heavy Duty Shipping Boxes 10-Pack

PN: 241612

24 x 16 x 12 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$29.60 / BUNDLE
IN STOCK Ship long, narrow items efficiently with these 36x6x6 ECT-32 kraft corrugated boxes. Wide lengthwise openings speed packing while maintaining structural integrity. Sold as a convenient bundle of 25 flat-packed cartons ready to assemble.
Boxes - Corrugated

36x6x6 ECT-32 Kraft Corrugated Shipping Boxes 25-Pack

PN: 3666

36 x 6 x 6 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$57.40 / BUNDLE
IN STOCK ECT-32 kraft corrugated boxes sized 32" x 18" x 8"–the industry standard for mid-size shipping and storage. This bundle of 15 boxes ships and stores flat to maximize warehouse efficiency while delivering proven stacking performance. Ideal for fulfillment centers managing high-volume shipments.
Boxes - Corrugated

32x18x8 ECT-32 Kraft Corrugated Shipping Boxes 15-Pack

PN: 32188

32 x 18 x 8 in ECT-32 Corrugated 15 PER BUNDLE
$57.56 / BUNDLE
IN STOCK 8x5x4 Kraft Corrugated Shipping Boxes, 2,200 Pack Pallet, 32 ECT
Boxes - Corrugated

8x5x4 Kraft Corrugated Shipping Boxes, 2,200 Pack Pallet, 32 ECT

PN: 854

8 x 5 x 4 in ECT-32 Single Wall Corrugated 2,200 PER PALLET
$1,105.28 / PALLET
IN STOCK 22x14x12 Kraft Heavy Duty Double Wall Corrugated Shipping Boxes, 195 Pack Pallet, 48 ECT
Boxes - Corrugated

22x14x12 Kraft Heavy Duty Double Wall Corrugated Shipping Boxes, 195 Pack Pallet, 48 ECT

PN: HD221412DW

22 x 14 x 12 in ECT-48 Double Wall Corrugated 195 PER PALLET
$1,120.73 / PALLET
IN STOCK 14x12x14 Kraft Corrugated Shipping Boxes, 400 Pack Pallet, 32 ECT
Boxes - Corrugated

14x12x14 Kraft Corrugated Shipping Boxes, 400 Pack Pallet, 32 ECT

PN: 141214

14 x 12 x 14 in ECT-32 Single Wall Corrugated 400 PER PALLET
$1,132.16 / PALLET
IN STOCK 15x12x14 Kraft Corrugated Shipping Boxes, 375 Pack Pallet, 32 ECT
Boxes - Corrugated

15x12x14 Kraft Corrugated Shipping Boxes, 375 Pack Pallet, 32 ECT

PN: 151214

15 x 12 x 14 in ECT-32 Single Wall Corrugated 375 PER PALLET
$1,183.65 / PALLET
IN STOCK 19x13x10 Kraft Corrugated Shipping Boxes, 350 Pack Pallet, 32 ECT
Boxes - Corrugated

19x13x10 Kraft Corrugated Shipping Boxes, 350 Pack Pallet, 32 ECT

PN: 191310

19 x 13 x 10 in ECT-32 Single Wall Corrugated 350 PER PALLET
$1,157.38 / PALLET
IN STOCK 17x13x7 Kraft Corrugated Shipping Boxes, 425 Pack Pallet, 32 ECT
Boxes - Corrugated

17x13x7 Kraft Corrugated Shipping Boxes, 425 Pack Pallet, 32 ECT

PN: 17137

17 x 13 x 7 in ECT-32 Single Wall Corrugated 425 PER PALLET
$1,119.62 / PALLET
IN STOCK 10x4x4 Kraft Corrugated Shipping Boxes, 2,150 Pack Pallet, 32 ECT
Boxes - Corrugated

10x4x4 Kraft Corrugated Shipping Boxes, 2,150 Pack Pallet, 32 ECT

PN: 1044

10 x 4 x 4 in ECT-32 Single Wall Corrugated 2,150 PER PALLET
$1,115.42 / PALLET
IN STOCK 13x13x13 Kraft Heavy-Duty Corrugated Shipping Boxes, 275 Pack Pallet, 44 ECT
Boxes - Corrugated

13x13x13 Kraft Heavy-Duty Corrugated Shipping Boxes, 275 Pack Pallet, 44 ECT

PN: HD131313

13 x 13 x 13 in ECT-44 Single Wall Corrugated 275 PER PALLET
$1,171.72 / PALLET
IN STOCK 10x8x6 White Corrugated Shipping Boxes, 900 Pack Pallet, 32 ECT
Boxes - Corrugated

10x8x6 White Corrugated Shipping Boxes, 900 Pack Pallet, 32 ECT

PN: 1086W

10 x 8 x 6 in ECT-32 Single Wall Corrugated 900 PER PALLET
$1,136.16 / PALLET

Product Help Request

Send the SKU, quantity, delivery ZIP, and any required specs so we can route the request.

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

Use filters and product titles to narrow by the specs that affect fit.

Confirm

Open the product page before ordering a case so you can check quantity, unit, and limits.

Reorder

Save the SKU or product link for repeat purchasing and support questions.

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 ->