In stock SKU M963

9x6x3 ECT-32-B White Corrugated Mailers 50-Pack M963

$67.00 / bundle of 50$1.34 per mailer
= 50 mailers · Item subtotal $67.00

Before shipping and tax. Final discounts and total are confirmed in the cart.

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Volume pricing — applied automatically in the cart
Quantity (bundle)Item-subtotal discount
1–2Base item price
3–53% off qualifying item subtotal
6+5% off qualifying item subtotal
Pallet or repeat ordersGet a delivered quote
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Shipping & returns details

Ships from U.S. warehouses. 30-day returns on unopened stock items.

Shipping cost and timing depend on the product, quantity and destination. Parcel or freight service is used as appropriate. Shipping discounts apply only to qualifying orders and rates.

Standard delivery is to street addresses in the contiguous U.S. Eligible returns must be unused and in original packaging; return shipping may apply.

Shipping policyReturn policy

Need a hand? Talk to our team

Inside dimensions 9" × 6" × 3"
Board / material ECT-32-B Corrugated
Color White
Freight class Class 125

From our customers

“The packaging is sturdy, well-made, and looks professional. We’re really pleased with the quality.”

Kerri PorterAmerican Vulkan

“They helped us choose the right packaging for our products and made ordering easy.”

Scott HobbsPackrift customer

“Ordering was easy, everything arrived as described, and we’ll definitely order again.”

Cheryl ChristSimply Home Relocation
Questions before you order?Talk to us

Specifications

Inside dimensions9" × 6" × 3" (L × W × H)
Board / materialECT-32-B Corrugated
ColorWhite
Sold asBundle of 50
Physical units per order increment50 (one bundle)
Bundle weight12.76 lb
Outer carton (shipping)22.0 × 21.75 × 5.75 in
LTL freight classClass 125
SKUM963

About this item

SKU M963 — 9" × 6" × 3", ECT-32-B Corrugated, White. Sold as a bundle of 50, shipped from US warehouses.

9x6x3" white corrugated mailers in ECT-32-B corrugated board, packed 50 per pack (SKU M963); this is a second listing of the same BOX case stock at the same price.

Sized for shipping and fulfillment work; closes with tape or the built-in flap. Order by the pack of 50.

Common questions

What is ECT-32-B and why does it matter for my shipping operation?
ECT (Edge Crush Test) rating of 32 indicates the mailer can withstand 32 lbs of crushing force per linear inch. This B-flute construction balances strength with lightweight design, reducing postage costs while protecting contents during multi-stop transit and pallet stacking. Ideal for high-volume operations prioritizing cost per shipment.
How much labor do I save with fold-and-tuck assembly versus tape-sealed boxes?
One-piece mailers eliminate tape-sealing steps, reducing fulfillment time by 15-30 seconds per box depending on operator skill. At scale (500+ boxes daily), this translates to 2-3 hours of labor recovery per shift, compounding savings across busy seasons.
What's the dimensional weight impact compared to larger mailers?
The 9 x 6 x 3" footprint minimizes dimensional weight surcharges by UPS/FedEx standards while maintaining sufficient internal volume for most small-to-medium items. Compact design reduces freight spend by 10-20% versus oversized alternatives for compatible products.
Can these mailers handle fragile items without additional internal packaging?
Yes. Double-wall corrugated construction on front and sides provides shock absorption suitable for fragile items like glassware, electronics, and ceramics. We recommend industry-standard void fill (air pillows, crinkle paper) for optimal protection and professional unboxing experience.

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.