Wilson Jones Hanging Post Binder, 8-1/2 x 11: * Large capacity post binder with Flip Lock post mechanism, retractable storage hooks, label holder and two inside pockets * Large capacity storage of letter size punched sheets * Flip Lock post mechanism allows top and bottom loading * Retractable storage hooks provide the option of storing in standard filing cabinets * Label holder for easy identification * Two vertical inside pockets for additional storage of loose documents