1. Health protection: reduce the pain and pain caused by carpal tunnel syndrome in the wrist, arm, shoulder, neck and other parts caused by repetitive actions such as long-term use of the computer. 2. Ergonomic design: 360-degree flexible rotation, the bracket can be expanded to 12 inches, free to choose the most comfortable angle, can be adjusted upwards to 2.7 inches higher than the desktop, installed on both sides of the computer desk, better use of left and right hands 3. Rugged and durable: the use of Aluminum alloy material, strong load-bearing capacity, can reduce 90% of the elbow pressure. The sturdy support plate and soft surface covering reduce friction and avoid damaging the elbow joint of the arm. 4. Easy to use Clamp directly on the table, suitable for tables with a thickness of less than 2.2 inches, not suitable for tables with excessively inclined and raised decorative strips Colour:silver Material:Aluminum alloy Package Contents: 1 * Hand rest Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.