Features: brand new and high quality Effectively relief the pain of long for time mouse using. Three-dimensional curved bionic arm rest posture, let every bend naturally. Streamline style,design for the right hand. Concave design, help you avoid the Mouse Hand. Little changes, all in the details, small changes to enjoy the for wisdom of life. It will be better to use with vertical mouse. Specifications: Style:Mouse Wrist Rest Material:Silicon Function:Ergonomic Wirs support Mouse Pad Weight: 278g Size: 2 Kinds Medium Size: approx 29.6x6.5x1.7/11.65x2.56x0.67in Longer Size): approx 42.5x6.5x1.7cm/16.73x2.56x0.67in Color:Black / Blue / Gray / Pink (Optional) Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 PC x Wrist Cushion