In stock SKU M642

6x4x2 ECT-32 White Corrugated Mailers 50-Pack M642

$24.03 / bundle of 50$0.48 per mailer
= 50 mailers · Item subtotal $24.03

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 6" × 4" × 2"
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 dimensions6" × 4" × 2" (L × W × H)
Board / materialECT-32-B Corrugated
ColorWhite
Sold asBundle of 50
Physical units per order increment50 (one bundle)
Bundle weight5.78 lb
Outer carton (shipping)15.0 × 14.75 × 5.75 in
LTL freight classClass 125
SKUM642

About this item

SKU M642 — 6" × 4" × 2", ECT-32-B Corrugated, White. Sold as a bundle of 50, shipped from US warehouses.

6x4x2" white corrugated mailers in ECT-32 corrugated board, packed 50 per pack (SKU M642); 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 corrugated, and why does it matter for my shipping operation?
ECT (Edge Crush Test) 32-B indicates a 32 PSI crush rating on B-flute corrugated, the industry standard for lightweight parcel shipping. It balances strength and material cost, protecting contents without adding postage-inflating weight. Use for small, non-fragile items and volume-driven fulfillment.
How much faster is fold-and-tuck assembly compared to tape-sealed boxes?
One-piece mailers fold in 2-3 seconds per unit with zero consumables (no tape, glue, or staples). For a 1,000-unit daily volume, this saves 30-50 labor minutes and eliminates ongoing tape/adhesive costs, direct impact to fulfillment efficiency metrics.
Will ECT-32-B protect fragile items, or do I need a heavier grade?
ECT-32-B provides reliable crush resistance for lightweight fragile goods (electronics, cosmetics, books, samples) via double-wall construction. For heavier or high-stack scenarios, consider ECT-44 or ECT-48. Evaluate your specific item weight and stacking requirements.
Can these mailers be customized with my logo or branding?
Standard white mailers ship plain. Custom printing (1-4 color) is available on larger order volumes. Contact our sales team for quoted lead times and minimum order quantities for branded packaging.

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.