12 x 10 x 4 Brown Corrugated Literature Mailers 50/Bundle trending Sizes shown are the inside

Sizes shown are the inside dimensions of the box in the following order: Length

glue or staples

and Jumbo Fold Over Mailers

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

Note the box style in the product description

12 x 10 x 4 Brown Corrugated Literature Mailers 50/Bundle trending Sizes shown are the insideAll 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.