Dunlop Tennis Grand Prix Clay/Indoor Tennis Balls - Can

The Dunlop Grand Prix Extra Duty tennis balls offer the ultimate in performance and durability. A special mix of 14 ingredients makes up the secret rubber core formula, which is combined with the finest woven felt to produce a ball with outstanding performance and feel. Maxglo felt, which is 14% brighter than regular cloth, allows you to see the ball earlier, giving more time for shot preparation. USTA and ITF approved for tournament and league play Designed for play on clay or indoor court surfaces