Smead 100% Recycled Pocket, 3 1/2 Inch Exp, Letter, Redrope, 25/BoxSturdy pockets for managing bulky records. Rollover Tyvek reinforcement at the top of the sides makes them virtually tear-proof. Acid free. This product was made from wood sourced from a certified managed forest. Expandable File Folder Type: Expanding Pocket; Size: Letter; Width: 11 3/4"; Height: 9 1/2".