E-commerce brands, publishers, and marketing agencies shipping catalogs, brochures, and promotional materials benefit from these 12 1/8" x 9 1/4" x 4" kraft literature mailers. The ECT-32-B corrugated construction provides professional protection without custom tooling costs, making them ideal for businesses balancing presentation with budget efficiency.
Best For
How to Choose the Right Packaging
Specs at a Glance
| Material | ECT-32-B Kraft Corrugated |
| Dimensions | 12 1/8" L x 9 1/4" W x 4" H |
| Design Type | One-Piece Fold-and-Tuck Self-Seal Mailer |
| Quantity Per Bundle | 50 Units |
| Recyclable | Yes |
Common Use Cases
- Shipping catalogs and product brochures Mailing marketing collateral and promotional materials Distributing documents, reports, and whitepapers E-commerce brand packaging for media and literature Direct mail campaigns requiring professional presentation
What You'll Receive
- 50 kraft corrugated literature mailers (unassembled) Ready-to-fold one-piece design with integrated self-seal flap
Shipping & Packaging
Nearby exact-spec options
Use these when the size, material, pack quantity, or workflow is close but not identical.
Frequently Bought Together
Bundle & Save 5%Frequently Asked Questions
No. The self-seal design assembles in seconds with no tape, glue, or staples needed. Simply fold and tuck the integrated flap to secure contents, streamlining your packing process.
ECT-32-B (Edge Crush Test 32 lbs/inch) kraft corrugated offers excellent crush resistance for protecting documents, catalogs, and lightweight merchandise during transit and storage without over-packaging.
Yes. The kraft brown exterior provides a premium, professional appearance ideal for e-commerce brands and direct mail campaigns. The clean surface accommodates printing, labels, and branding elements.
At 12 1/8" x 9 1/4", these mailers perfectly accommodate standard letter-size documents (8.5" x 11"), magazines, and brochures while maintaining reasonable shipping dimensions and costs compared to custom cartons.
Technical Specifications
| Material | ECT-32-B Kraft Corrugated |
| Dimensions | 12 1/8" L x 9 1/4" W x 4" H |
| Design Type | One-Piece Fold-and-Tuck Self-Seal Mailer |
| Quantity Per Bundle | 50 Units |
| Recyclable | Yes |
| Color | Kraft |
| Strength / Material | ECT-32-B Corrugated |
| Dimensions (Internal) | 12 1/8"" × 9 1/4"" × 4"" (L × W × H) |
Product Downloads
Shipping Information
Outer Carton Dimensions
31.25" × 29.5" × 6.0" (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
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Buyer guides
Pick the right material, size, and gauge before you order.


