Anti-slip surface, providing you a better grip to enhance gaming performance. Plastic material made, durable for long for TIME use. Moderate hardness, great hand for Touch feeling. Easy to install and disassemble. Compatible with Only for Xbox Series X S Controller Important! 1. Please confirm this item is the right model you need before placing order. Most repair parts are only suitable for special model. 2. This item comes with No Manual, No Instruction Guide, No Video Guide. Professional installation skill is needed. 3. To guarantee all replacement parts are in good condition, we had tested it before shipping. 4. We do not hold any responsibility for damaging of this item cause by your wrong installation or your wrong purchasing. 5. Compatible with Only for Xbox Series X S Controller, Not suit for Xbox One / S / X / Elite controller 6. This is not-original button, it is made of third part Colour:Black Material:Plastic Package Contents: 10 * RB LB Bumper Button 10 * Middle Bar Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.