Most styles fold together in seconds without tape
Choose from six styles: Standard/Protective Mailers
Preserve shipment appearance by sealing white boxes with clear carton sealing tape or white paper tape
Note the box style in the product description
One inner and one outer carton required to make a set - sold separately
21 x 6 x 2 White Corrugated Mailers 50/Bundle 12x12 box Most styles fold together inAll 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.