Specifications:1. Perfect Fit for your Logitech G700\/G700S2. Performance: Made with PTFE Teflon with Adhesive3. Competition: Adopts highly smooth materials which is latest researched and developed in order to show its                             extremely low coefficient of friction4. Thickness: 0.28mmFeatures:1. Zero friction series from Huoxian technology are specially designed for professional gamers.2. The unique material guarantees that the coefficient of static friction and gliding friction are almost the same3. No abrupt change of feeling when you suddenly start to move the mouse or stop it.4. Play smoothly and more accurately.Instructions of usage:1. Clean the mouse feet carefully.(Make use of alcohol Wipe clean if possible.)2. Peel off  the mouse skates with caution that you don't touch the sticky side3. Place the mouse skates fitly on the mouse feet when they are clean and dry4. Exert pressure on the mouse skates for about 30 seconds to ensure the bondPackage include:1 x Mouse feet1 x Instruction1 x Alcohol caution1 x Towel (performance version without this)