Made in the USA or Imported AMERICA'S #1 SELLING BALL: The product of 100 years worth of testing and perfecting; Penn Championship is the best selling tennis ball in America. PENN PERFORMANCE: Controlled fiber release provides perfectly even nap, while natural rubber offers consistent feel and reduced shock. The Championship line provides unparalleled consistency every time you hit the court. ALL COURTS: While extra duty tennis balls are best suited for hard court matches, they can also be played on all indoor and outdoor softer, clay court surfaces as well. OFFICIAL BALL: Penn Championship is the Official Ball of USTA Leagues, so you know you're playing with high quality and consistent ball. Available in extra-duty felt, regular duty felt, or extra-duty high altitude felt. USTA and ITF approved. LASTING DURABILITY: Interlocked wool fiber ensures the all courts tennis balls will play like new for as long as possible.
Perfect for serious and casual tennis players alike, this 72-pack set of Penn X-tra Duty tennis balls will get your through a season of training, casual matches, and competitive rivalries on hard court surfaces. The natural rubber construction offers a consistent feel and reduced shock while the interlocked wool cover fiber provides longer wear. The balls are packed in 24 cans with three balls per can. Approved by the USTA and ITF.