Avery® Durable View 3 Ring Binder

4" Binder Capacity - Letter - 8 1/2" x 11" Sheet Size - 780 Sheet Capacity - 3 Ring(s) - Fastener(s): D-Ring - Pocket(s): 4, Internal - Polypropylene - White - Recycled - Pocket, Durable, Long Lasting, Tear Resistant, Split Resistant, Sturdy, Easy Insert Spine, Exposed Rivet, Gap-free Ring, Stacked Pocket - 1 Each. DuraHinge design that's stronger, lasts longer and resists tearing. DuraEdge makes the sides and top more pliable to resist splitting.