Gamma Championship Tennis Balls, now featuring WearGuard™ Felt with wear resistant fibers, are more durable and wear more evenly on all court surfaces, remaining more consistent and maintaining high playability longer than comparable championship balls.
Gamma Championship Tennis Balls are pressurized with nitrogen to retain pressure longer and maintain a lively resilient bounce on all court surfaces.
ITF and USTA approved.
The Official ball of PTR. (Professional Tennis Registry)