Tested and shown to be the coldest and best gel refrigerant available
Provides maximum protection for equipment and parts
One piece gusseted liners set up quickly and easily
fold in the sides at your desired depth and seal with tape
kraft corrugated
6 1/2 x 3 1/4 x 1 1/4 Brown Corrugated Mailers 50/Bundle 8x8 box Tested and shown to beAll 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.