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.

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 24x18x18 Printed Moving Boxes
Boxes - Corrugated

24x18x18 Printed Moving Boxes

PN: 241818MB

24 x 18 x 18 in
$59.24 / EACH
IN STOCK 20x20x15 Corrugated Boxes with Tape and Dispenser 12-Pack
Boxes - Corrugated
$52.64 / EACH
IN STOCK 18x18x16 Printed Moving Boxes
Boxes - Corrugated

18x18x16 Printed Moving Boxes

PN: 181816MB

18 x 18 x 16 in
$86.65 / EACH
IN STOCK 16x12.5x12.5 Printed Moving Boxes
Boxes - Corrugated

16x12.5x12.5 Printed Moving Boxes

PN: 161212MB

16 x 12.5 x 12.5 in
$63.48 / EACH
IN STOCK 14.38x12.5x3.5 Flat Corrugated Boxes 25-Pack
Boxes - Corrugated

14.38x12.5x3.5 Flat Corrugated Boxes 25-Pack

PN: 14123

14.375 x 12.5 x 3.5 in 25 PER PACK
$30.33 / EACH
IN STOCK 5.12x4.62x14 Corrugated Boxes for Hexpand 1 Bottle Shipper Inserts
Boxes - Corrugated
$56.11 / EACH
IN STOCK 5.5x10 Orange Certification Enclosed Envelopes 1000/Case
Packing List Envelopes

5.5x10 Orange Certification Enclosed Envelopes 1000/Case

PN: PL439

5.5 x 10 in 1000 PER CASE
$99.42 / CASE
IN STOCK Small Home Moving Kit
Boxes - Corrugated
$302.28 / EACH
IN STOCK Deluxe Home Moving Kit
Boxes - Corrugated
$337.52 / EACH
IN STOCK Office Moving Kit
Boxes - Corrugated

Office Moving Kit

PN: MKIT1

$261.69 / EACH
IN STOCK 18x14x12 Corrugated Boxes with Tape and Dispenser 20-Pack
Boxes - Corrugated
$53.17 / CASE
IN STOCK 18x14x12 Corrugated Boxes with Tape and Dispenser 10-Pack
Boxes - Corrugated
$26.85 / CASE
IN STOCK 3x30.25 White Triangle Mailing Tubes 50-Pack
Boxes - Mailers

3x30.25 White Triangle Mailing Tubes 50-Pack

PN: MTM330

30.25 x 3 in 50 PER PACK
$112.98 / EACH
IN STOCK #2 Moving Box Combo Pack
Boxes - Corrugated
$79.87 / CASE
IN STOCK 19x24 50% PCR Non-Perforated Lip Poly Mailers 200/Case
Envelopes & Mailers

19x24 50% PCR Non-Perforated Lip Poly Mailers 200/Case

PN: B1924N

24 x 19 in 200 PER CASE
$92.76 / CASE
IN STOCK 19x24 50% PCR Perforated Lip Poly Mailers 200/Case
Envelopes & Mailers

19x24 50% PCR Perforated Lip Poly Mailers 200/Case

PN: B1924

24 x 19 in 200 PER CASE
$90.75 / CASE

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 needs, send support the details before placing a large order.

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.