Expandable top and bottom loading binder for any size project. ACCOHIDE® cover is water- and grease-resistant for maximum durability. Retractable storage hooks hang from single point hanging racks or standard hanging files. Adjustable posts allow maximum capacity with minimum storage space. Designed for use with unburst sheets that are still attached in continuous form with accordian fold. Binder Type: N/A; Global Product Type: Binders-Data Binder; Binder Style: Non-View; Capacity Range ("): 1 in - 6 in.