18 x 18 (1.25 mil) Flat Poly Bags 1000/Case 8 x 8 box slide it into the clear

slide it into the clear plastic holder and snap in place

Feature a self-seal closure on one end

The outer surface of the mailer is colored and the inner lining is silver

The back of the mailer is white opaque for printing the address and postage

Note the box style in the product description

18 x 18 (1.25 mil) Flat Poly Bags 1000/Case 8 x 8 box slide it into the clearPoly bag opening is always on the width dimension which can be heat sealed, or closed with twist ties or bag tape All poly bag sizes meet FDA and USDA specifications for food. Your product's contents are always visible through these clear low density polyethylene bags. Our bags are manufactured from seamless poly tubing and are bottom sealed for extra strength, no side seals or slit seals.