Ideal for desktop literature organization. Shelves are adjustable or removable to customize compartments. Ten hardboard shelves form up to twelve 9w x 11 1/2d x 2 3/8h letter-size compartments and support up to 15 lbs. each. Made of 1/2" compressed wood with laminate finish solid fiberboard back. Literature Sorter Type: Open Front Number of Compartments: 12 Materials: Fiberboard Hardboard Laminated Compressed Wood Colors: Medium Oak.