Features: Improve Comfort and Grip: The Thumb Grip Stick Cover is made of high-density waterproof material, which provides excellent grip, performance and comfort. They will reduce fatigue of wrists, hands and compliment your controller's skin Perfect Protection: Non-slip handle protection cover, protecting the rocker from wear. Provide you with higher accuracy and sensitivity when you playing any games Simple and Easy Installation: Turn the protective cover inward, and then turn it down to surround the analog joystick Improved accuracy: Mixed-elevations combination allows for faster-target approach and greater accuracy on the right side, and better control and maneuverability on the left side Ergonomic design: The concave surface fits your thumb perfectly; the concave surface can relieve the huge pressure on your fingers, improve grip and comfort, and reduce hand and wrist fatigue during long-term gaming. Notice: Actual color may be slightly different from the image due to different display and light effect. Please allow 1-3cm deviation due to manual measurement. Vibration mode: no vibration Material: PCsilicone Package List: 2pcs No-Slip Thumb Grips Cap