Features: Made of high quality silicone material, soft and durable to protect the mouse from scratch, drop, dust, dirty and impacts Three-dimensional curved bionic arm rest posture,Let every bend naturally. Fit your for palm for longer & more productive use of the mouse Personalized style & comfort concave design,help you avoid the Mouse Hand Easy to operate and control the mouse, with this protective cover easy to install and quick release,perfectly fits your mouse well Specifications: Style:with Wrist Rest Material:Silicone Function:Ergonomic Wirst support Mouse Pad Weight: 25g Color： Black/ Gray/ Orange/ Green Size: approx 96.18x44.06x16.81mm/ Package Includes: 1PC Silicone Wrist Pad note: There might be little error of size for manual measurement. The color deviation- might differ due to different monitor- settings, please kindly understand.