Official ball of the ATP Tennis Masters Series. Preferred on clay and indoor surfaces. (Replaces Penn Tennis Masters Series ball.)
As the Official Ball of the ATP, this Penn ball is played by top tennis players in premier events around the world. It features tournament-grade felt and technical grade rubber core for precise bounce. This USTA and ITF approved ball is available in regular-duty and extra-duty felt as well as extra-duty felt for high altitudes. 3 balls per can.