[Material and size] It is made of high-strength ABS board, which is sturdy and durable; the surface is attached with memory foam, which makes it soft and comfortable. [Rotate 180 degrees left and right] The computer armrest can be adjusted 180 degrees left and right, you can freely choose a comfortable angle to easily support your elbows and forearms [Reducing fatigue] This armrest support is the best solution to relieve sore arms and neck, effectively promote blood circulation, relax the shoulders, and make you work more comfortable [Office and family necessities] It is an ideal computer arm to support family, office, work or entertainment. It is a good gift for parents, children, friends or any acquaintances. [Easy installation] This mouse pad bracket does not need to be installed with holes, just fix the fixture and screw in the screw, and it can be used when it is fixed on the desktop. The operation is convenient and quick. color: black/yellow/red Size: 29x14cm/11.4x5.5Inch package: 1pcs