One inner and one outer carton required to make a set - sold separately
All sizes ship flat for easy storage and shipping convenience
Labels and special shipping instructions stand out on the crisp white carton
End Loading Mailers
All boxes are heavy duty RSC (Regular Slotted Carton) brown corrugated
20 x 16 x 1 White Jumbo Fold Over Mailers 20/Bundle 12 x 12 box One inner and one outerAll 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.