Protect papers with this Avery 76000 8 1/2″ x 11″ diamond clear super heavyweight secure top sheet protector! This letter size sheet protector is acid-free and features a non-stick polypropylene construction. It not only keeps damaging liquids and contaminants away from your important documents, but it won’t smudge or lift print. The heavyweight construction is ideal for long-term storage of documents. Its top loading design makes it easy to insert paper, while the top flap secures contents inside. The binding edge eliminates the need for damaging hole punches. Plus, its clear binding and diamond clear surface promotes a professional, easy-to-read appearance.