FILE ORGANIZER: This vertical file organizer has 11 compartments and sits on top of your desk IMPROVE OFFICE ORGANIZATION: Letter tray compartments 9.5"W x 11.625"D x 1.25"H, compartment capacity 15 lbs. WOOD APPEARANCE: This desk organizer is made with corrugated fiberboard inserts and a solid fiberboard back; finished with wood laminate ADJUSTABLE PAPER TRAY: This desktop sorter has removable hardboard shelves to let you expand compartment size if needed HOME OFFICE ACCESSORIES: Our organizer can be used for many careers, whether you're sorting files and papers or letters and mail