Most styles fold together in seconds without tape
and Jumbo Fold Over Mailers
W5c and V3c corrugated meets military specifications
Made with water-resistant adhesive (WRA)
All sizes ship flat for easy storage and shipping convenience
13 x 13 x 3 Brown Corrugated Literature Mailers 50/Bundle 8 x 8 box Most styles fold together inAll of these Indestructo corrugated mailers boxes are designed to create a professional appearance for shipment of your catalogs, literature, parts, photos, printed material, etc. Note the box style in the product description. Choose from six styles: Standard Protective Mailers, Outside Tuck Mailers, RSC Boxes, Multi Depth Bookfolds, End Loading Mailers, and Jumbo Fold Over Mailers. Most styles fold together in seconds without tape, glue or staples.