Protect your important documents, revered family recipes, tax receipts and more with the Winc® A4 sheet protectors. Made from durable polypropylene with a reinforced binding edge to withstand wear & tear, these sheet protectors feature Copysafe® tech that allows photocopies to be kept for years without chemical reaction with the pocket. Each sheet protector has a standard 35-micron weight which is ideal for using to archive and store documents as pockets resist cracking and tearing. Multi-punched to fit all 2, 3, and 4-ring binders so you can organise your life, hobbies and more!