Safco Products 58-Inch W High Clearance Desk Top Organizer, Medium Oak (3661MO) High 12-3/4 clearance desktop shelving Constructed of furniture-grade compressed wood with a high-grade melamine finish Solid wood top and finished fiberboard back Fully adjustable shelves and dividers Unit is 12" deep and includes five 3-3/4" shelf dividers that adjust in 5" increments