9 x 9 x 4 White Literature Mailers 50/Bundle 8 x 8 box All styles are approved for

All styles are approved for shipment of your product using Post Office (USPS)

Note the box style in the product description

W5c and V3c corrugated meets military specifications

Made with water-resistant adhesive (WRA)

9 x 9 x 4 White Literature Mailers 50/Bundle 8 x 8 box All styles are approved forAll 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.