4 Different Styles: All 8 pieces included in pack, high quality and durable rubber thumb grips to protect your analog sticks and enhance your gaming experience EXTRA HEIGHT: 2 extra height styles for more precision and sensitivity in FPS games; STANDARD HEIGHT: 2 normal styles for more comfortable grips in most games; Preventing slipping; CONCAVE and CONVEX?Extra height styles and normal styles provide both concave and convex types Compatible with PS2, PS3, PS4, Xbox 360,controller;