Features: brand new and high quality Suitable for MX Master/Master 2S Mouse. This product is made of high quality silica gel, soft and comfortable without falling color, skidproof silica gel, and skidproof particles. Greatly increasing the friction coefficient, to ensure that when you manipulate the mouse, you will not make mistakes because of hand skidding. Healthy, soft, skid resistant, removable glue technology without hurting the mouse. Easy to install and remove,it can be detached completely without residual gum after a long for time of use. Specifications: Material: high quality silica gel Color: Black Size: approx. 5x5cm/1.97x1.97in Quantity: 1Pack 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. Thank you Package includes: 1Pack x Mouse Anti-slip Stickers