Avery Heavy Duty Binders last longer, stay strong and resist tearing with DuraHinge technology Designed to resist splitting, the edges of the binder are more pliable with the use of DuraEdge technology Wrapped in a deep texture film with a high-quality linen pattern that offers a smoother finish and feel Wide front and back binder panels fully cover standard dividers and sheet protectors Nonstick archival-safe material won't lift print off of pages One Touch Slant rings open and close with the push of a lever