Srixon Z-Star Yellow Logo Golf Balls The Srixon Z-Star Yellow Logo Golf Balls combines next generation SpinSkin and Speed Dimples innovation to give the in.Tour in. player unmatched feel and control, and the Energetic Gradient Growth core delivers incredible distance. Second Generation SpinSkin The new coating increases frictional force by 18% and overall cover softness by 21% compared to the previous Z-Star, leading to more greenside spin and touch. 324 Speed Dimple Pattern Next generation Speed Dimple technology combines uniformity of dimple design with higher surface coverage, creating more distance and wind resistance. Energetic Gradient Growth Core Advanced construction optimizes S.T.A.R. Performance. (Spin, Trajectory, Acceleration, and Responsiveness) Additional features: Ball type: Tour Swing speed: 90-105 mph Launch: mid-high Greenside spin: high Cover hardness: 27 Cover thickness: 0.020 in. Compression: 90 Dimple number: 324 Ordering information: Minimum quantities apply No logo set up fee Quick turnaround after art approval Please contact the Business Solutions team with any questions at 800-815-3501