The  ATP Championship Extra Duty High Altitude Tennis Ball Case is endorsed by the ATP Tour, and is an ideal mid range ball for club and recreational play. The Max Core and Durafelt HD Cloth make this ball durable and perfect for hard courts. High altitude tennis balls are for use at elevations of 3,500 feet or more!

24 cans (3 balls per can) 72 balls.

Color: Yellow

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Ball Cases can ONLY be shipped to addresses within the Continental United States.