Easy adjust arm - just tilt platform, adjust and release to lock in place Adjusts to 4' above mounting surface and 6' below mounting surface Tilt is adjusted by dialing tilt knob to desired angle Sturdy platform has proprietary lateral adjustments for getting the keyboard exactly where you want it Articulating mousing platform adjusts in all directions, tilts forward and back, and can be mounted on the right or left side of the keyboard platform Includes leatherette gel wrist rest with antimicrobial product protection for keyboard and mouse and Precise & trade; Mouse Pad Lifetime warranty on arm, five years on platform, and one year on gel wrist rests Contains 25% preconsumer recycled content