Features: 1.Ergonomic design, reduces arm and wrist pressure and improves working comfort, very practical. 2.It can be rotated 180 to adjust the angle, meet the different needs of users, flexible and convenient. 3.High?strength ABS board, non?slip surface, firm and stable, strong and durable for use. 4.Easy to install and disassemble, simple to operate. Equipped with clip and screw for installation. 5.Light weight and in small size, easy to store and carry, suitable for different places such as home and office. specification:Condition: 100% New Item Type: Computer Arm Support Material: ABS Product Size: Approx. 29 x 14 x 2cm / 11.4 x 5.5 x 0.8in (L x W x H) Color: Black PackageList: 1 x Arm Support 1 x Clip 1 x Screw Note1. Please allow slight error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.