Narrow design for easy view of index tabs. Allows for simpler insertion of pages while keeping documents secure. Acid-free, archival-safe, nonstick material won`t lift print off inserts. Diamond clear cover offers exceptional clarity. Ideal for use with index dividers. Insert Size: 11 x 8 1/2; Load Orientation: Top; Sheet Capacity: N\A; Sheet Protector Type: Ring Binder.