10 x 10 x 4 White Deluxe Literature Mailers 50/Bundle Discount_5933550108762_10 All boxes are standard test

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

Most styles fold together in seconds without tape

hard to pack irregularly shaped items

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

All sizes ship flat to save on space

10 x 10 x 4 White Deluxe Literature Mailers 50/Bundle Discount_5933550108762_10 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.