The computer arm support can alleviate pain and fatigue of your shoulder and elbow.The computer arm support is punch-free, which is easy and convenient to install.Made of aluminum alloy, the computer arm support is hard, stianless and durable tp use. It is adjustable and flexible, which can meet your different needs.The length of the computer arm support is 41.2cm and width is 10.9cm.The computer arm support is suitable for being used in office, home and so on.Item Name: Computer Arm SupportMaterial: Aluminum AlloyColor: Grey, Silver ColorStyle: Rised and Lowered, Ordinary Style(Optional)Features: Protective, Ergonomic, Punch-freeSize Details: 41.2cm x 10.9cm/16.22" x 4.29" (Approx.)Notes:Due to the light and the screen setting difference, the item's color may slightly differs from the pictures.Please allow slight dimension difference due to the manual measurement.The product is not suitable for being installed on desk with thickness over 6cm, slope, decorative strip on the edge and beam in the back.Package Includes:1 Set of Computer Arm Support