Pro Penn Marathon - Extra Duty Felt Hard Court Tennis Ball Cans in Multi-Packs, 3 Balls Per Can (6 Cans = 1/4 Case)
The Pro Penn Marathon is Penn's longest lasting tennis ball. Features Encore Technology for 22% longer lasting core, high tenacity LongPlay felt for extended play, and Smart Optik felt for optimum visibility. Pro Penn Marathon balls are the choice of PTR pros due to its durability, longevity, and visibility. Convenient case for frequent players.
- Pro Penn Marathon - Extra Duty Felt Hard Court Tennis Ball