All sizes ship flat to save on space
Preserve shipment appearance by sealing white boxes with clear carton sealing tape or white paper tape
and Jumbo Fold Over Mailers
W5c and V3c corrugated meets military specifications
All sizes ship flat for easy storage and shipping convenience
18 x 12 x 3 Brown Corrugated Literature Mailers 25/Bundle Discount_5933550108762_10 All sizes ship flat toAll 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.