Comfort-Lift™ system lets you slide mouse platform left or right over keyboard numeric pad and offers two custom height positions. Mouse platform tilts forward or backward, adjusts up or down and mounts on left or right side of keyboard tray. Single knob adjusts tray height and tilt up to +0°/-10°. Memory foam wrist rests with Microban® antimicrobial product protection. Series Name: Fellowes® Designer Suites™; Workstation Type: Curved; Diagonal; Straight; Sit-to-Stand Option: No; Height (+/- Desktop): +1" Above to -4.25" Below.