photo albums: This is the Profolio Evolution album by Itoya(r) of Japan. Made of durable polypropylene it protects your artwork photo or documents from virtually any office or household elements. For print sizes 11"x17". Each of the 24 pages (48 views back and front) are pre-loaded with black mounting paper. Pages lie flat while open. 100 acid-free PVC-free and lignin-free. Simply slide your artwork into the crystal-clear polypropylene #39;pocket#39; pages for a highly organized and ever lasting artistic presentation. Note This item does not accept refills. Itoya photo albums are available in many sizes see Related Items section on this page. This item is sold in pairs only. To view all styles click Itoya(r) Photo Filing Systems 646791404599 - EV1212-P2/EV12-12