Itoya Original Art Profolio 17X22 24 Sleeves Thick gauge, acid-free black mounting paper. 100% acid-free and archival safe. Durable polypropylene cover. Clear top-loading polypropylene pocket pages. A reversible spine insert; which allows for customized titling and organization. Inner cover pocket (included on most sizes) for quick-access storage. Size: 17" x 22" Photo. 24 sleeves for 48 views.