The extra wide, concave surface increases comfort by up to 101%; the proprietary rubber compound improves grip no matter how hard you play; the minimal height of 3.7 mm means there is little to no adjustment time; it protects stock thumbsticks from wear and tear; and the stem snaps onto stock thumbsticks with ease, guaranteeing a secure fit and preventing slippage or stretching like other brands' thumb grips. Performs well in Rocket League, Madden, NBA 2K, FIFA, and other games.