Srixon Q Star Tour Golf Balls – White The Srixon Q Star Tour Golf Balls in White enter the third generation of tour-level performance. Srixon's Q Star Tour Golf Ball has been developed with a three-piece construction and urethane cover, along with an exceptionally softer feel than traditional tour balls, offering tour-caliber spin and distance. FastLayer Core The new FastLayer Core offers distance and soft feel without compromise due to a gradual transition from the soft inner core to the firm outer edge. SpinSkin with SeRM The Q Star Tour Golf Balls feature a new urethane coating with flexible molecular bonds digs deep into wedge and iron grooves for increased friction and maximum spin. Alignment Aid New side stamping aids in alignment when standing over those crucial putts. 338 Speed Dimple Pattern Providing a penetrating ball flight in any conditions, the optimal dimple design increases lift and reduces drag to maximize distance.