All-in-one keyboard platform with 7-1/2" height range, 360� swivel and +10�/-15� tilt. Easy height adjustment?just tilt platform, adjust, then release to lock in place. Dial the tilt knob to set desired angle. Mousing surface can be positioned right or left. Full-width leatherette gel wrist rest with antimicrobial product protection. Precise? mousing surface extends battery life. Color: Black; Workstation Type: 90� Corner; Curved; Diagonal; Straight; Height (+/- Desktop): +2"/-5.5"; Keyboard Tray Dimensions (W x D): 25 1/2" x 12".