
The Pro Penn Marathon Extra-Duty Tennis Balls are Penn’s longest lasting tennis ball featuring exclusive Encore Technology and LongPlay felt. It’s the number 1 choice of USPTA Teaching Pros. USPTA Approved. Sold by the can.
- NA/P
- Imported
- AMERICA'S #1 SELLING BALL: The result of 100 years worth of testing and perfecting; Penn is the standard by which all other tennis balls are measured.
- LASTING DURABILITY: Pro Penn Marathon is Penn’s longest lasting tennis ball featuring exclusive Encore Technology for a 22% longer lasting core and high tenacity LongPlay Felt for extended play.
- ALL COURTS: While regular duty tennis balls are best suited for soft, clay courts, they can also be played on all indoor and outdoor hard court surfaces as well.
- CONSISTENT PLAY: Players all over the world choose Penn time and time again for reliable bounce and play not found anywhere else.
- USTA APPROVED: Penn Tour balls are approved by the PTR so you’re sure to be playing with a high quality and consistent ball.