Features adjustable height and tilt on keyboard tray plus versatile Comfort-Liftâ„¢ system for mouse platform adjustment. Mouse platform tilts forward or backward, adjusts up or down, and mounts on left or right side. Warning Trakâ„¢ keeps mouse from sliding off platform. Single knob adjusts tray height and tilt. Includes soothing memory foam wrist supports with MicrobanÂ® antimicrobial protection.