Avery Flexi-View 3 Ring Binder, 1 Inch Round Rings, 1 Red Binder - 1" Binder Capacity - Letter - 8 1/2" x 11" Sheet Size - 175 Sheet Capacity - Fastener: Round Ring - Pocket: 1, Inside Back - Polypropylene, Poly - Red - Durable, Spine, Flexible, Pock