These Bridgestone Tour B330RX Yellow Golf Balls 2011 Dozen are 3piece multilayer golf balls consisting of a large gradational core mantle layer amp seamless cover and optimized for amateur average swing speeds of less than 105 mph. Recreational golfers switching to this ball invariably gain 1020 yards from the tee. Bridgestone Tour B330RX Yellow Golf Balls 2011 Dozen Technology This is the first Tour performance series golf ball designed for amateur swing speeds of less than 105mph. The softer gradational compression core tends for longer and straighter distance while the mantle layer has been reengineered for higher repulsion amp workability and the soft urethane cover tends for pinpoint accuracy and control. Bridgestone Tour B330RX Yellow Golf Balls 2011 Dozen Feature 3piece multilayer golf ballSofter gradational compression core for longer and straighter distanceSoft urethane cover for pinpoint accuracy and Tour caliber controlReengineered mantle layer for higher repulsion and workability The Tour B330RX is softer and longer for Tour distance and precision control these Bridgestone Tour B330RX Yellow Golf Balls 2011 Dozen are available now at Onlinegolf.