Sizes shown are the inside dimensions of the box in the following order: Length
All styles are appoved for shipment of your product using Post Office (USPS)
W5c and V3c corrugated meets military specifications
Provides maximum protection for equipment and parts
Preserve shipment appearance by sealing white boxes with clear carton sealing tape or white paper tape
12 1/8 x 9 x 2 1/2 White Side Loading Locking Mailers 50/Bundle 12x12 box 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.