Wilson Grand Slam Extra Duty Tennis Balls

When you're planning a long day on the court, choose a ball that outlasts the competition. Wilson Grand Slam Extra Duty tennis balls use an all court felt for play on any surface. Regardless of your playing level, Wilson Grand Slam Extra Duty tennis balls provide the longevity to ...When you're planning a long day on the court, choose a ball that outlasts the competition.

Wilson Grand Slam Extra Duty tennis balls use an all court felt for play on any surface. Regardless of your playing level, Wilson Grand Slam Extra Duty tennis balls provide the longevity to survive your toughest matches and longest rallies. Ideal for all court surfaces Equipped with an all court felt for consistency and durability.