FlyStone Adjustable Computer Armrest Wrist Rest - Multifunctional Arm-stand Computer Support - 180 degrees Rotatable & Adjustable for Desk (Red) FlyStone Computer Adjustable Arm Support,Can be attached to desks. Reduces pressure on wrist, Minimizes strain to the muscles and tendons on the neck, arm, and shoulder Soft surface pad provides extra comfort.Made of strong ABS plastic. Adaptable for right or left hand users,180 Degree Rotated No assembly required,Easily attaches to a computer desk up to 4.8 cm (1.9in) thick