Tour B XS Bridgestone Golf is the #1 BALL FITTER IN GOLF: The TOUR B XS is ideal for players with swing speeds OVER 105 MPH who want additional spin. Features: REACTIV X System REACTIV X System combines REACTIV iQ Smart Cover technology with XCLRMT mid layer • MORE DISATNCE: REACTIV X System creates intensified rebound on tee shots, delivering explosive velocity and increased distance • MORE CONTROL: REACTIV X System stays on the face longer on approach shots, providing more spin and soft feel a