Avery® Durable View Binders - EZD Rings

3" Binder Capacity - Letter - 8 1/2" x 11" Sheet Size - 670 Sheet Capacity - 3 Ring(s) - Fastener(s): D-Ring - Pocket(s): 4, Internal - Poly - Black - Recycled - Easy Insert Spine, Exposed Rivet, Gap-free Ring, Stacked Pocket - 3 / Bundle. DuraHinge design that's stronger, lasts longer and resists tearing. DuraEdge makes the sides and top more pliable to resist splitting.