WILSON Championship Tennis Balls

The Championship Extra Duty ball lives up to its name with a battle-tested mindset and unquenchable spirit. Sporting Dura-Weave felt for improved durability on all court surfaces, recreational players can have fun and feel confident using this ball anytime, anywhere.
Dura-Weave felt lends long-lasting durability
Extra Duty: Ideal performance on hard, abrasive courts
Regular Duty: Ideal performance on soft, clay/indoor surfaces
High Altitude: Ideal performance on surfaces above 3, 000 ft.
Can includes 4 balls