On the Surface - WearGuard™ Felt: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. At the Core - Nitrogen: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.
Product Title: Gamma Sports Championship Balls
Manufacturer: Gamma Sports
Indoor Billiard Type: balls
Sports Type: tennis
Tennis Equipment: Tennis Balls