Avery Heavy-Duty View Binder

1" Binder Capacity - Letter - 8 1/2" x 11" Sheet Size - 275 Sheet Capacity - 1 2/5" Spine Width - 3 x 1" Ring(s) - Fastener(s): Ring - Pocket(s): 4, Internal - Polypropylene - White - Recycled - Pocket, Heavy Duty, One Touch Ring, Long Lasting, Tear Resistant, Split Resistant, Locking Ring, Clear Overlay, PVC-free, Spine, Flexible, ... - 1 Each. DuraHinge design that's stronger, lasts longer and resists tearing. DuraEdge makes the sides and top more pliable to resist splitting.