In Stock SKU: M1073K

10x7x3 Kraft Corrugated Mailers ECT-32-B - Crush Resistant, Bundle of 50

Heavy-duty 10x7x3 kraft corrugated mailers featuring ECT-32-B crush-resistant construction with double-wall protection on front and sides. One-piece folding design requires no tape, glue, or staples, ready to ship in seconds. Bundle of 50 ships flat to maximize warehouse efficiency and reduce freight costs.

$64.00 / BUNDLE (50 PER BUNDLE)
Order timing and delivery options show at checkout
UPS Eligible — Ground & Freight
Confirm this specSKU M1073K

10 x 7 x 3 kraft corrugated mailers, sold as 50/bundle. Commonly used for documents, catalogs, samples, and flat pack shipments.

Size
10 x 7 x 3 in
Material
ECT-32-B Corrugated
Color
Kraft
Sold as
BUNDLE (50 PER BUNDLE)
Freight class
125
Material
ECT-32-B Kraft Corrugated
Dimensions
10" L x 7" W x 3" H
Design Type
One-Piece Fold-and-Tuck Mailer
Good fit for

Ideal for warehouse managers and fulfillment directors shipping small to medium items requiring reliable protection without assembly overhead. The 10 x 7 x 3" kraft corrugated mailer delivers ECT-32-B crush resistance in a one-piece design, reducing labor costs and postage expenses while maintaining professional presentation for e-commerce, tools, glassware, and fragile goods.

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Confirm usable inside dimensions, closure type, color, and pack quantity.

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Best For

Ideal for warehouse managers and fulfillment directors shipping small to medium items requiring reliable protection without assembly overhead. The 10 x 7 x 3" kraft corrugated mailer delivers ECT-32-B crush resistance in a one-piece design, reducing labor costs and postage expenses while maintaining professional presentation for e-commerce, tools, glassware, and fragile goods.

How to Choose the Right Packaging

ECT-32-B corrugated construction provides dual-wall crush protection on front and sides, while the one-piece fold-and-tuck design eliminates tape, glue, and staples, saving assembly time and reducing material waste. Ships and stores completely flat, maximizing warehouse density and freight efficiency for high-volume operations.

Specs at a Glance

MaterialECT-32-B Kraft Corrugated
Dimensions10" L x 7" W x 3" H
Design TypeOne-Piece Fold-and-Tuck Mailer
Quantity Per Bundle50 Units
RecyclableYes
Common Use Cases
  • E-commerce fulfillment for small electronics and accessories Tool and hardware shipments requiring crush protection Glassware and fragile product packaging Direct-to-consumer subscription box fulfillment B2B sample and promotional item distribution
What You'll Receive
  • 50 kraft corrugated mailers (10 x 7 x 3") unassembled Ready to fold and ship, no additional supplies required
Shipping & Packaging

Mailers arrive flat-packed, requiring minimal warehouse footprint. Bundle of 50 units ships compact and stackable, reducing incoming freight costs and storage space requirements for high-volume buyers.

Frequently Bought Together

Bundle & Save 5%

Frequently Asked Questions

ECT (Edge Crush Test) -32-B indicates the corrugated's compression strength rating of 32 pounds per linear inch. This crushproof specification ensures your packaged items survive stacking, handling, and transit, critical for reducing damage claims and customer returns in high-velocity warehouses.

One-piece mailers fold in seconds with zero tape, glue, or staples needed. Your team eliminates packing station setup time and reduces per-unit assembly labor by 60-80%, directly improving throughput and lowering fulfillment costs.

Yes, flat-packed design means 50 mailers occupy minimal cubic feet, typically 1-2 cubic feet per bundle. This dramatically reduces incoming freight density charges and frees warehouse shelf space versus pre-assembled boxes, delivering 3-5x volume efficiency.

The 10 x 7 x 3" kraft corrugated mailer is versatile across channels, ideal for e-commerce small goods, B2B samples, subscription boxes, and direct mail. ECT-32-B protection and professional kraft appearance work equally well for consumer-facing and wholesale operations.

Technical Specifications

MaterialECT-32-B Kraft Corrugated
Dimensions10" L x 7" W x 3" H
Design TypeOne-Piece Fold-and-Tuck Mailer
Quantity Per Bundle50 Units
RecyclableYes
Color Kraft
Strength / Material ECT-32-B Corrugated
Dimensions (Internal) 10"" × 7"" × 3"" (L × W × H)

Product Downloads

Shipping Information

Outer Carton Dimensions

25.0" × 24.0" × 5.75" (L × W × D)

Unit of Measure

BUNDLE

Qty Per Shipping Unit

50 PER BUNDLE

LTL Freight Class

Class 125

Carrier Eligibility

UPS Ground & Freight Eligible

TRUST & RELIABILITY

Product Support

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Secure checkout LTL freight available on case/skid orders