Description: Made of silicone, 2 pieces in one set, good durability. Dot pattern, add comfort to gameplay and keep fingers from slipping. Compatible with PS2/PS3/PS4/Xbox One/Xbox 360 controllers. Enhance your gaming experience with these simple concave grip add-ons. Easy to install: just turn the caps inside-out and then pop over the sticks. Specification: Material:Silicone Size:20x20x8mm Package Includes: 1 Pair Silicone Thumbstick Grips Cap