In Stock SKU: M432

4x3x2 ECT-32-B White Corrugated Mailers - Crush Resistant, 50/Bundle

Ship small items with confidence using these ECT-32-B white corrugated mailers. One-piece fold-and-tuck construction delivers double-wall crush protection on front and sides, no tape, glue, or staples required. Save time and reduce per-unit shipping costs with 50 mailers per bundle.

$13.95 / BUNDLE (50 PER BUNDLE)
Order timing and delivery options show at checkout
UPS Eligible — Ground & Freight
Confirm this specSKU M432
Size
4 x 3 x 2 in
Material
ECT-32-B Corrugated
Color
White
Sold as
BUNDLE (50 PER BUNDLE)
Freight class
125
Material
ECT-32-B White Corrugated
Dimensions
4" L x 3" W x 2" H
Color
White
Good fit for

Ideal for warehouse managers and fulfillment directors shipping small, lightweight items requiring reliable crush protection. The 4" x 3" x 2" dimensions with ECT-32-B corrugated construction deliver cost-effective protection while minimizing dimensional weight charges on parcel shipments.

Check before ordering

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, lightweight items requiring reliable crush protection. The 4" x 3" x 2" dimensions with ECT-32-B corrugated construction deliver cost-effective protection while minimizing dimensional weight charges on parcel shipments.

How to Choose the Right Packaging

One-piece fold-and-tuck design assembles without tape, glue, or staples, reducing prep time and labor costs. Double-wall crush-resistant construction on front and sides provides product protection while maintaining lightweight performance that lowers postage expenses and improves freight efficiency.

Specs at a Glance

MaterialECT-32-B White Corrugated
Dimensions4" L x 3" W x 2" H
ColorWhite
Quantity per Bundle50 Units
RecyclableYes
Common Use Cases
  • E-commerce small parcel shipments for jewelry, electronics, and cosmetics Subscription box fulfillment for lightweight monthly items Sample distribution and promotional product mailings Retail returns and customer replacement shipments Direct-to-consumer shipping for accessories and fragile goods
What You'll Receive
  • 50 Corrugated Mailers (4" x 3" x 2") - Ready to fold and use No additional packing materials required
Shipping & Packaging

Bundles of 50 ship flat in compact packages, maximizing inbound freight efficiency. Reduced dimensional weight means lower shipping costs for bulk orders to your warehouse.

Frequently Bought Together

Bundle & Save 5%

Frequently Asked Questions

ECT-32-B provides 32 ECT (Edge Crush Test) strength, ideal for protecting lightweight items during shipping. This rating balances crush resistance with cost efficiency, strong enough for fragile goods without overengineering for heavier products.

One-piece fold-and-tuck design requires no tape, glue, or staples. Team members can assemble boxes in seconds, reducing fulfillment labor by 40-60% compared to traditional setup-style boxes.

Yes. Lightweight corrugated construction minimizes dimensional weight charges on USPS, UPS, and FedEx parcel services. For high-volume shippers, switching to these mailers typically reduces per-unit shipping costs by 15-25%.

Yes. Double-wall crush-resistant design on front and sides protects fragile items like electronics, cosmetics, and glassware. The 4" x 3" x 2" size is optimized for small fragile packages that require extra protection without excess void fill.

Technical Specifications

MaterialECT-32-B White Corrugated
Dimensions4" L x 3" W x 2" H
ColorWhite
Quantity per Bundle50 Units
RecyclableYes
Color White
Strength / Material ECT-32-B Corrugated
Dimensions (Internal) 4"" × 3"" × 2"" (L × W × H)

Product Downloads

Shipping Information

Outer Carton Dimensions

12.75" × 10.75" × 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