Cartons have a FOL (full over lap) bottom for added strength
Note the box style in the product description
Shippers include: Seamless molded EPS foam body with tight fitting lid and 200#/ECT-32 white corrugated carton
All styles are approved for shipment of your product using Post Office (USPS)
Shippers arrive with foam glued to the top and loose on the bottom
10 x 10 x 5 White Deluxe Literature Mailers 50/Bundle Discount_5933550108762_10 Cartons have a FOL (fullAll 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.