ButterFox Thumb Grips 6 Pack for PS4 Controllers (PlayStation 4) High quality and durable rubber thumb grips specially designed to protect your PS4 analog sticks This is a second generation of PS4 thumb grips released in May 2014. It has made huge improvement over the old generation. It is comfortable to use with increased grip and precision Tight fit to ensure they do not slip off easily during play to eliminate frustration Medium high profile to increase the leverage of thumbsticks and provide greater precision Two different designs to cater for different tastes. Ease and quick to fit (put one side in first and then press and turn). One year guarantee