Dunlop Australian Open Tennis Balls. The 1st tennis Grand Slam of the year is always the Australian Open. And from 2019 Dunlop will provide the Official ball of the tournament. This exceptional grade ball from Dunlop comes in a pressurized tube containing 4 tennis balls. The ball uses the HD Core and HD Pro Cloth technologies which make it easier to play with on all surfaces.
These balls are ITF Approved and are Premium ultra durable All Court balls.
The Dunlop AO tennis ball is a premium grade ball with high grade woven cloth, the HD core increases durability and feel.