No-Slip Thumb Grips for Xbox are made from a proprietary rubber material to deliver more grip, comfort and control to every game you play. The extra-soft thumb grips stay in place during intense gaming and they’re as durable as they are grippy.Upgrade your controller's comfort, grip and style No-slip material stays in place during intense gaming Made of extra-soft, ultra-grippy, proprietary material Durable rubber doesn’t tear when stretched Universal fit with PlayStation, Xbox and Switch Pro controllers Repairs worn-out controller thumbstick tops