Quality clear plastic overlay self-adheres to pages, securely holding photos;Initially contains 20 pages (10 sheets), plus screw post binding expands to accept unlimited refills (Style No. JMV);Extra large 12''x16.25'' pages hold all popular size photos including 2.5x3.5 wallet, 4x6, 5x7, 6''x8'', 8x10 enlargements and more;Deluxe padded leatherette cover with gold tooling as well as rounded corners and a wrap around expandable library back spine;Photo safe: acid, lignin and PVC emission free