This 100 Pack of 8 x 10" Polyethylene Bags with 2" Flap from Print File is made to store and protect digital or photographic prints. The bag is made of a 4 mil polyethylene plastic and has 3/8" tolerance on the bag's width, so a matted or unmatted print can fit. The bag has a 2" flap that can tuck in to protect from contaminants. The polyethylene bag is PAT passed, which means it's suitable for long-term storage.