Designed for use with KSB (King Size Supersafe) binders (item#17400, 17400.1, 17400.2, 17400.3,or 17400.4) to create a customized 2-pocket graded currency album. These dual-pocket archival pages are ideal for storing graded currency securely. Made from non-vinyl, polyester material, Supersafe pages provide a high level of protection for coins, paper money, and other valuable documents. Each pocket measures 9 5/8" x 5", offering ample space for graded notes.