TOPS Performer ClearVue Round Ring Binder - 5/8" (15.88 mm) Binder Capacity - Letter - 8 1/2" (215.90 mm) x 11" (279.40 mm) Sheet Size - 125 Sheet Capacity - 7/8" (22.23 mm) Spine Width - 3 Ring(s) - Fastener(s): Round Ring - Pocket(s): 2, Inside Front & Back - Polypropylene - White - 9.60 oz (272.1