Cardboard Box 12x10x3 Packing Shipping Mailing Storage 50-Pack

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  • one piece mailer 12x10x3
  • Security box 12x10x3
  • 32-LB Edge Crush cardboard mailer
  • usps, ups, fedex cardboard box 12x10x3
  • cardboard box for shipping
Frequently bought together:


Best Value. Specially formulated to cut shipping cost. 32-LB Edge Crush Test (ECT) and its extremely lightweight so can save a lot on postage. Provide high strength seams for maximum protection of your package. Surface easily accept ink, stamps and labels.

These boxes are great for USPS, Fedex, UPS and DHL shipping service.

Size of box are 12x10x3 inch.

Total Quanity : 50

  • Corrugated mailers are super strong yet lightweight to save on postage expenses.
  • Perfect for shipping small, lightweight, fragile items.
  • Each corrugated mailer is manufactured from 32ect-B corrugated.
  • Crush resistant mailers fold to provide double walls of protection on front and sides.
  • Edge virtually eliminates paper cuts.
  • These one piece mailers fold together in seconds.
  • No tape, glue or staples needed.

All ship and store flat to save space.

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