Pro Penn Marathon Tennis Balls
Pro Penn Marathon is Penn’s longest lasting tennis ball featuring exclusive Encor Technology for a 22% longer lasting core and high tenacity LongPlay Felt for extended play. Pro Penn Marathon is the official ball of PTR because of its guaranteed longevity, durability and visibility. High Strung carries both the Pro Penn Marathon in Extra-Duty Felt (for hard courts), and Regular-Duty Felt (for soft courts).
High Stung is offering these high quality tennis balls at a great discount.
Customers who purchase a case, can mix between the Extra-Duty and Regular-Duty balls.
Cathy & Gordie Lehman