The Pro Penn Marathon Regular Duty Tennis Ball is built for durability as well as getting a consistent feel on every shot. Featuring a 22% longer lasting core through Encore Technology, high endurance LongPlay felt so you can stay on the court longer, and Smart Optik technology for improved visibility, this is Penn's longest lasting tennis ball. Regular duty is designed for clay and indoor surfaces.

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Ball Cans are ONLY shipped to addresses within the Continental United States.

Note: Fee is $0.75 and will be Standard ground shipping.