Avery® UltraDuty Ring Binder - Letter - 8 1/2" x 11" Sheet Size - 530 Sheet Capacity - 3 1/10" Spine Width - 2" Ring - Fastener(s): 3 x Slant Ring - Pocket(s): 0 - Polypropylene - Yellow, Red - Durable, Flexible, Water Resistant, Abrasion Resistant, Chemical Resistant, Clasp Closure, Spine, Damage Resistant, Heavy Duty, Reinforced Hole, Divider, ... - 1 Each