The No.1 Ball On Tour

Engineered for high-altitude hard courts, the Dunlop ATP Tour Extra Duty High Altitude tennis ball delivers controlled bounce, tour-level consistency, and enhanced durability in thinner air. Featuring Extra Duty felt and altitude-optimized performance, it’s the official ball of the ATP Tour—trusted for competitive match play where precision matters most.

Key Features & Performance Benefits

•  Court Surface – Hard court performance with Extra Duty felt
•  Feel & Playability – Controlled response at high altitude
•  Durability – Pressure-adjusted core maintains consistent bounce at altitude
•  Best For – Tournament play at high altitude (above 4,000 ft)