Features three height positions on a track with ball-bearing hardware ensures smooth operation. Extra-wide tray accommodates virtually all keyboards. Includes a leatherette gel wrist rest with anti-microbial protection and 3M™ Precise™ Mousing Surface. Retractable mousing tray attaches on either the left or right. Color: Black; Workstation Type: Straight; Height (+/- Desktop): -1 3/4″/-3 1/2″; Keyboard Tray Dimensions (W x D): 23″ x 14″.