Perfectly suit for people use computers every day or long time. It does not make noise, bring you comfortable feeling, make more efficiently. Reasonable design fit your hands better, support your hand and wrist, release your shoulder and elbows stress due to same posture for long hours before the computer. Features -Color:Black -Material:Plastic -Size:31.90X12.00X8.00cm/12.54X4.72X3.14in -It can be adjusted to the most comfortable Angle, installed on the side of the computer desk, easy to operate -This Mouse Wrist Support can help you avoid joint and wrist problems and make you more comfortable. -The workmanship of this product is perfect, and you will have a good experience in using it. -When not working, the armrest can be folded up for storage, elbow protector installation is simple, do not need to be drilled installation, a few minutes later, will not damage the desktop. -It can be used , office and other occasions. You can also take it with you when traveling or on business trips. Package list: 1 × Computer Arm Rest for Desk