Pendaflex SureHook Letter Recycled Hanging Folder

3 1/2" Folder Capacity - 8 1/2" x 11" - 3 1/2" Expansion - 11 pt. - Poly - Standard Green - Reinforced, Laminated, Acid-free, Built-in Tension Spring, Reinforced Top, Expandable Gusset - 10% Recycled - 4 / Pack. SureHook rods with built-in tension springs keep big projects gliding on the rails. Full-height, 3-1/2"W tear-resistant sides won't catch on drawer hardware.