Durable construction makes it ideal for frequent reference. EZ Turn rings make page referencing smoother. Back-mounted rings allow pages to lie flat. Gap Free ring design prevents gapping and misalignment of rings. Label holder on spine for easy identification of contents. Four inside pockets for storage of loose sheets. Maximum Capacity Range ("): 2 in; Sheet Capacity: 500; Color(s): Black; Binder Sheet Size: 14 x 8 1/2.