There are plenty of mice that have been designed ergonomically to ward off Carpal Tunnel Syndrome, and now there is an Arm-Rested Table Pad to ease a wrist, arm, and shoulder. Made of plastic, the pad features rubber pads, and can turn 180º when not in use. The grey device can handle up to a 5 cm thick desk, comes with its own mount and screw, is simple to assemble, and is available for $19.99.