Fellowes Designer Suites Compact Keyboard Tray enhances comfort in smaller workspaces. Loosen single knob to adjust tray height and tilt, then retighten knob to lock in position. Warning Trak helps prevent mouse from sliding off platform. Standard platform accommodates both right and left-handed mousing. Soothing memory foam wrist supports with Microban antimicrobial product protection stay cleaner and place hands/wrists in neutral position. Features compact 17 5/16" glide track to fit restricted workspaces. Non-skid pads prevent undesired keyboard movement.