Protects bulky
Sold and shipped flat in bundle quantities
Most styles fold together in seconds without tape
All sizes shown are the inside dimensions of the box (in inches) and are in the following order: Length
All sizes ship flat for easy storage and shipping convenience
18 x 12 x 3 White Deluxe Literature Mailers 25/Bundle 14x14 box Protects bulkyAll 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.