Experts and discriminating players have traditionally preferred Dunlop Fort Tennis Balls. The Fort Dunlop's rebound is readily identifiable, and his continuous flight and flawless impact with the racket are both pleasant sensations. Because of all of this, despite all efforts to copy it, the tennis ball is still unrivaled. Because of its reliable and sturdy design, this well-known and beloved Dunlop premium tennis ball is perfect for elite tournament and club play on all surfaces.