9 x 5 x 4 White Corrugated Mailers 50/Bundle Discount_5933550108762_10 Cartons have a FOL (full

Cartons have a FOL (full over lap) bottom for added strength

literature

Note the box style in the product description

End Loading Mailers

All sizes ship flat to save on space

9 x 5 x 4 White Corrugated 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.