REBOUND DRIVE Introducing XXIO REBOUND DRIVE Featuring all-around performance to fit your game. This 3-layer structure interposes areas with high and low rigidity to produce just the right amount of flex for each shot, providing higher initial ball speed as well as a softer feel at impact. Features: 3-Piece construction High Trajectory 338 Speed Dimple Pattern Super Soft RB Cover: Innovative cover combines softness with resilience High Resilient RB Mid Layer: Features greater rigidity & elastici