Features: new and high quality Circular chamfering,smooth experience. It provides you with great advantages of micro aiming and tracking, and has the feeling of floating. It will not wear out as quickly as traditional PTFE feet, and you can use it almost permanently. Round Edges Perfectly polished ultra smooth round edges will provide you with the smoothest sliding ever. TALONGAMES feet sticker is made of aluminosilicate glass, fast and smooth. Specifications: for: Logitech G502 X PLUS Wireless Mouse Material: Premium Aluminosilicate Glass Size: 148x80mm Quantity: 1Set Color: Black Note: 1. Confirm that the residual part of the President's foot sticker is cleaned before installation 2. The glass feet will also be worn by particles such as dust 3. The glass foot sticker may be damaged in case of sharp objects and severe impact 4. The glass foot sticker cannot be removed and pasted repeatedly after installation 5. Please regularly check the bottom of the foot sticker and the mouse pad for dirt and other impurities to extend its use time. If you have any other problems, please contact us . Package includes: 1Set x Mouse Feet