Durable steel construction with all steel book box and modesty panelGenerous book compartmentHeight adjusts from 22 -29"Book box is slanted to hold books upright. Optional left-sided book compartment available; please specify when ordering. 5/8" thick walnut laminate top with protective black edge-banding. Metal edges are rolled and deburred for safety. Black powder painted 1-1/2" dia. frame. Tapered legs with chrome leg inserts. Nylon swivel glides.