Compatible with Xbox One?? PS4 controllers</br>Provide more accuracy and sensitivity when you play games</br>Made of silicone?? very durable</br>Easy to install?? just turn the caps inside-out and then pop over the sticks</br>10 Different colors?? 20 pieces included</br></br>Product Description</br></br><br>Mudder thumb grips are designed for Xbox One?? PS4 controllers <br>They are made of silicone?? comfortable and durable. <br>Provide more accuracy and sensitivity when you play games. <br>Compatible with: PS4?? Xbox One controllers <br> <br><b>Package includes</b> <br>20 * Silicone stick thumb grips</br><br/>http://www.amazon.com/gp/product/B01CY4ROTE