Features: brand new and high quality Ambidextrous ultralight weight gaming mouse for ideal for Razer Viper Mouse, built for speed control, and anti-slip. Our mouse skin are high quality material . Textured slip-resistant design with sweat-wicking properties. Extremely thin low-profile thickness for optimal comfort. Full-body design for easy application, suck sweat very well. Specifications: Material:Silica gel Weight: 5g Color: Black Size:approx. 13x10cm/5.12x3.94in Compatiability: Suitable for Razer Viper Mouse Quantity:1 Set Mouse Skin (Without Mouse) Note: No retail package. 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. Package includes: 1 Set X Mouse Skin (Without Mouse)