Avery Durable Binder, 4" One Touch Rings, 780-Sheet Capacity, DuraHinge, Black (07801) Binder features a DuraHinge design that's stronger, lasts longer and resists tearing, and DuraEdge that makes the sides and top more pliable to resist splitting Deep texture film offers a smoother finish and features a linen pattern for high-quality look and feel One-touch rings hold up to 780 sheets Wide front and back binder panels fully cover standard dividers and sheet protectors Organize and secure paper with four stacked pockets