Expandable top and bottom loading pressboard binder for any size project. 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 accordion fold. Capacity Range [Max]: 6"; Color(s): Blue; Binder Sheet Size: 9 1/2 x 11; Binder Style: Non-View.