11 x 8 x 4 White Corrugated Mailers 50/Bundle 8 x 8 box All boxes are standard test

All boxes are standard test RSC (Regular Slotted Carton) brown corrugated and meet Federal Mil Spec PPP B 636

W5c and V3c corrugated meets military specifications

glue or staples

All boxes are heavy duty RSC (Regular Slotted Carton) brown corrugated

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

11 x 8 x 4 White Corrugated Mailers 50/Bundle 8 x 8 box All boxes are standard testAll 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.