7x6x3" White ECT-32-B Corrugated Mailers - Crush Resistant, 50-Pack
$69.88
/ bundle of 50$1.40 per mailer
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Ships from the nearest of 5 US warehouses · freight calculated at checkout
30-day returns on stock items · Return policy
Inside dimensions
7" × 6" × 3"
Board / material
ECT-32-B Corrugated
Color
White
Freight class
Class 125
Specifications
| Inside dimensions | 7" × 6" × 3" (L × W × H) |
|---|---|
| Board / material | ECT-32-B Corrugated |
| Color | White |
| Sold as | Bundle of 50 |
| Order in multiples of | 50 |
| Bundle weight | 11.3 lb |
| Outer carton (shipping) | 22.0 × 20.0 × 5.75 in |
| LTL freight class | Class 125 |
| GTIN | 841436088497 |
| SKU | M763 |
About this item
SKU M763 — 7" × 6" × 3", ECT-32-B Corrugated, White. Sold as a bundle of 50, shipped from US warehouses.
ECT-32-B white corrugated mailers deliver crush-resistant protection in a convenient fold-and-tuck design, no tape, glue, or staples required. These 7x6x3 " one-piece mailers feature double-wall construction on front and sides, ideal for small to lightweight items. Bundle of 50 mailers reduces assembly time and shipping costs.
Ideal for shipping apparel, books, mugs, accessories, gifts, and small fragile items. A sturdy, reliable choice for small-business, Etsy, and ecommerce shippers.
Common questions
What ECT rating is this mailer, and how does it perform under stacking pressure?
ECT-32-B provides 32 lbs per inch of edge crush strength, delivering reliable crush resistance for multi-unit stacking in warehouses and distribution centers. This rating ensures boxes maintain integrity during 4-6 foot stacking scenarios typical in fulfillment operations.
How much faster is the fold-and-tuck design compared to tape-sealed boxes?
One-piece fold-and-tuck construction reduces prep time by approximately 40% versus traditional tape-sealed boxes. Staff can assemble, pack, and seal boxes in seconds, critical for high-velocity order fulfillment environments.
Will these mailers fit standard conveyor systems and automated packing lines?
Yes. The 7 x 6 x 3" dimensions and rigid one-piece design are optimized for compatibility with most standard conveyor and semi-automated packing systems used in mid-to-large fulfillment operations.
How do these mailers compare to tape-sealed corrugated boxes in total cost per shipment?
Fold-and-tuck mailers reduce material waste (no tape or adhesive), lower labor costs (faster assembly), and reduce dimensional weight charges through lightweight ECT-32-B construction, typically delivering 15-25% cost savings per shipment versus traditional sealed boxes.
Order support
Questions on specs or freight?
Send the SKU, quantity, and delivery ZIP and we will confirm specs, availability, and freight before you order.