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 Heavy-duty ECT-32-B white corrugated mailers in 11x5x5 dimensions engineered for reliable protection of small, lightweight shipments. One-piece fold-and-tuck design assembles in seconds with no tape, glue, or staples required. Bundle of 50 crush-resistant boxes reduces labor time and freight costs per unit.
Boxes - Mailers

11x5x5 ECT-32 White Corrugated Mailers 50-Pack

PN: M1155

11 x 5 x 5 in ECT-32-B Corrugated 50 PER BUNDLE
$78.23 / BUNDLE
IN STOCK Ship small items faster and cheaper with these ECT-32-B white corrugated mailers in 11x4x4" dimensions. One-piece fold-and-tuck design provides double-wall crush resistance on front and sides–no tape, glue, or staples required. Bulk 50-pack reduces per-unit cost and freight overhead.
Boxes - Mailers

11x4x4 ECT-32 White Corrugated Mailers 50-Pack

PN: M1144

11 x 4 x 4 in ECT-32-B Corrugated 50 PER BUNDLE
$63.80 / BUNDLE
IN STOCK 10x10x2 White Corrugated Mailers ECT-32-B , 50-Pack
Boxes - Mailers

10x10x2 ECT-32 White Corrugated Mailers 50-Pack

PN: M10102R

10 x 10 x 2 in ECT-32-B Corrugated 50 PER BUNDLE
$121.53 / BUNDLE
IN STOCK 10x8x8 ECT-32-B White Corrugated Mailers, 50 Pack
Boxes - Mailers

10x8x8 ECT-32 White Corrugated Mailers 50-Pack

PN: M1088

10 x 8 x 8 in ECT-32-B Corrugated 50 PER BUNDLE
$123.81 / BUNDLE
IN STOCK 10x8x5 ECT-32-B White Corrugated Mailers, Bundle of 50
Boxes - Mailers

10x8x5 ECT-32 White Corrugated Mailers 50-Pack

PN: M1085

10 x 8 x 5 in ECT-32-B Corrugated 50 PER BUNDLE
$99.50 / BUNDLE
IN STOCK 10x8x4" White Corrugated Mailers ECT-32-B , 50-Pack
Boxes - Mailers

10x8x4 ECT-32 White Corrugated Mailers 50-Pack

PN: M1084

10 x 8 x 4 in ECT-32-B Corrugated 50 PER BUNDLE
$91.91 / BUNDLE
IN STOCK 10x8x2 ECT-32-B White Corrugated Mailers, Bundle of 50
Boxes - Mailers

10x8x2 ECT-32 White Corrugated Mailers 50-Pack

PN: M1082

10 x 8 x 2 in ECT-32-B Corrugated 50 PER BUNDLE
$85.83 / BUNDLE
IN STOCK Ship with confidence using these ECT-32-B white corrugated mailers in 10x7x6 dimensions. One-piece fold-and-tuck design provides double-wall crush resistance on front and sides–no tape, glue, or staples required. Bundle of 50 mailers reduces per-unit costs and keeps lightweight shipments protected.
Boxes - Mailers

10x7x6 ECT-32 White Corrugated Mailers 50-Pack

PN: M1076

10 x 7 x 6 in ECT-32-B Corrugated 50 PER BUNDLE
$99.50 / BUNDLE
IN STOCK 10x7x4 ECT-32 White Corrugated Mailers, 50-Pack
Boxes - Mailers

10x7x4 ECT-32 White Corrugated Mailers 50-Pack

PN: M1074

10 x 7 x 4 in ECT-32-B Corrugated 50 PER BUNDLE
$88.11 / BUNDLE
IN STOCK 10x7x3" ECT-32 White Corrugated Mailers, 50/Bundle
Boxes - Mailers

10x7x3 ECT-32 White Corrugated Mailers 50-Pack

PN: M1073

10 x 7 x 3 in ECT-32-B Corrugated 50 PER BUNDLE
$84.31 / BUNDLE
IN STOCK 10x6x6 ECT-32-B White Corrugated Mailers, 50-Pack
Boxes - Mailers

10x6x6 ECT-32 White Corrugated Mailers 50-Pack

PN: M1066

10 x 6 x 6 in ECT-32-B Corrugated 50 PER BUNDLE
$73.68 / BUNDLE
IN STOCK 10x6x5 ECT-32 White Corrugated Mailers, 50/Bundle
Boxes - Mailers

10x6x5 ECT-32 White Corrugated Mailers 50-Pack

PN: M1065

10 x 6 x 5 in ECT-32-B Corrugated 50 PER BUNDLE
$123.70 / BUNDLE
IN STOCK 10x6x4 ECT-32 White Corrugated Mailers, 50/Bundle
Boxes - Mailers

10x6x4 ECT-32 White Corrugated Mailers 50-Pack

PN: M1064

10 x 6 x 4 in ECT-32-B Corrugated 50 PER BUNDLE
$75.20 / BUNDLE
IN STOCK 10x6x3 White Corrugated Mailers ECT-32-B - 50 Pack
Boxes - Mailers

10x6x3 ECT-32 White Corrugated Mailers 50-Pack

PN: M1063

10 x 6 x 3 in ECT-32-B Corrugated 50 PER BUNDLE
$74.44 / BUNDLE
IN STOCK 10x6x2 ECT-32-B White Corrugated Mailers, 50-Pack
Boxes - Mailers

10x6x2 ECT-32 White Corrugated Mailers 50-Pack

PN: M1062

10 x 6 x 2 in ECT-32-B Corrugated 50 PER BUNDLE
$72.92 / BUNDLE
IN STOCK 10x5x5" ECT-32-B White Corrugated Mailers, 50/Bundle
Boxes - Mailers

10x5x5 ECT-32 White Corrugated Mailers 50-Pack

PN: M1055

10 x 5 x 5 in ECT-32-B Corrugated 50 PER BUNDLE
$74.44 / BUNDLE

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 ->