Regular-Duty Tennis Balls - Consistent Feel & Long-Lasting Play

- Heritage: Over a of testing and refinement produces America's top-selling tennis ball with proven performance. - Performance: Controlled fiber release ensures an even nap while natural rubber delivers consistent feel and reduced shock. - Court Compatibility: Regular-duty felt is ideal for soft clay courts and performs well on indoor and outdoor hard surfaces. - Official Approval: The designated official ball for USTA Leagues; USTA and ITF certified for sanctioned play. - Options: Also available in extra-duty felt, regular-duty felt, and extra-duty high-altitude felt variants. - Durability: Interlocked wool fibers help the ball play like new for longer, extending usable life.