Avery® Heavy Duty Binder 3" , One Touch™ Locking D Rings, Black

3" Binder Capacity - Letter - 8 1/2" x 11" Sheet Size - 670 Sheet Capacity - 3 x 3" Ring(s) - Fastener(s): Ring - Pocket(s): 4, Internal - Polypropylene - Black - Recycled - Label Holder, Pocket, One Touch Ring, Heavy Duty, Long Lasting, Tear Resistant, Split Resistant, PVC-free - 1 Each. DuraHinge design that's stronger, lasts longer and resists tearing. DuraEdge makes the sides and top more pliable to resist splitting.