Features: Decrease the friction between the mouse and the mouse pad caused by movement, achieve the maintenance effect. It has elastic characteristics of non-adhesive, high softness and high wear resistance. It will greatly increase the smoothness between the mouse and the mouse pad after use, let you experience the feeling of flying freely. Once it runs out after sticking the mouse for a long for time, it can still be completely disassembled without defective rubber. The work of the mouse skates is so intentional and careful, especially filing the bevel edge, that it can prevent accidental wear of the mouse skates effectively. With a free Alcohol pad to clean. Special high polymer compounds. Specifications: Material:Silica gel Color: black Packing Size: approx. 5x5cm/1.97x1.97in Compatiability: Suitable for SteelSeries- Rival 600 Rival 650 mouse Quantity:1 Set Mouse Skin (Without Mouse) Note: Before using the mouse skates, please remove the originals. Do not increase any distance between the mouse and the mouse pad, to avoid affecting the sensitivity of the mouse. Keep your mouse pad clean during daily use, prevent the mouse pad and mouse skates from scratching due to dust. Package includes: 1Set x SteelSeries- Rival 600 Mouse Rival 650 Anti-slip Tape