All sizes shown are the inside dimensions of the box (in inches) and are in the following order: Length
End Loading Mailers
All sizes ship flat for easy storage and shipping convenience
All sizes ship flat to save on space
Labels and special shipping instructions stand out on the crisp white carton
30 x 4 x 4 White Corrugated Mailers 50/Bundle 12x12 box All sizes shown are theAll 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.