The BCW Resealable Golden Age Comic Bags are an acid free, archival quality product made of crystal clear polypropylene. These bags have a reusable adhesive tape strip on the body of the bag so the collector can fold the top flap over and lock in the comic. Use this item to protect and store your collectible golden comics. Holds most golden comics. Acid-free, safe storage. Resealable strip on back of bag. Wider bag fits annuals and 80-page giants. Use with BCW Golden Backing Boards. 100 Bags per Pack. Exterior Dimensions: 8″ x 10 1/2″.