Our pro tennis balls are made from needle felt and 40% wool for great performance during regular-duty play on soft courts and indoors, although it is an all-surface ball that can withstand any surface! These balls are pressurized for supreme bounce, speed, and spin on every hit. The Gopher Pro ball is an economical option tat is approved by the ITF. Optic Yellow color is extremely visible. Available in Can of 3 and Case of 72.