The Dunlop ATP Extra Duty tennis ball is the official ball of the ATP Tour! The Extra Duty ball premium ball is used at the season-ending ATP NextGen Finals and Nitto ATP Finals. HD Pro Cloth and HD Pro Core technologies provide ultimate consistency and performance on the court.

Dunlop Stage 1 Green Training Balls are ITF Approved for Stage 1 tennis. These tennis balls are designed to move approximately 25% slower than a standard tennis ball, making it an ideal choice for introducing play on a full tennis court. 

Dunlop Stage 2 Training Balls are ITF Approved for Stage 2 tennis. These tennis balls are designed to move approximately 50% slower than a standard tennis ball with a lower compression and lower bounce, making the ball easier to hit for beginners of all ages. 

The Tour Core has been engineered to deliver the consistent performance characteristics demanded by the world's most prestigious tournament.