Premium Eco Clear Bags are ideal for packaging a set of 6 to 8, Linwood, Lee, or A7 size cards and envelopes. These clear bags are made from 1.6 mil PLA material and are certified compostable. GC7B1 measures 5 11/16" x 7 1/2". There is an adhesive strip located on the flap of the bag that allows it to be folded over and secured closed. Bags are food safe and can also be used for photos, coasters, ornaments, cookies, and more.