Display artwork and photos in a wide array of popular sizes. Completely acid-free and archival safe. PVC and lignin free. Durable black polypropylene cover and pages. Black acid-free mounting paper provided in each page. Archival safe for all your art storage needs. Great for storing photographs and film of all sizes. Top-loading, clear polypropylene sheets will not stick to copier toner and is also ideal for storing a vast array of artwork and memory projects. A reversible spine insert, which allows for customized titling and organization. Inner cover pocket (included on many sizes) for quick-access storage. 24 sleeves for 48 views. Binding is on longest dimension.The 8 1/2 in. x 11in. Art Profolio is also available in other page counts besides the standard 24 page book. Sold as PACK OF 2.