Pro Penn Marathon Regular Duty balls feature Penn’s exclusive Encore Technology for a 22% longer lasting core. Ideal for hard courts, this ball also incorporates LongPlay Felt for extended play and features SMART OPTIK felt for enhanced visibility over standard tennis balls. A best seller for many years, Pro Penn Marathon Regular Duty tennis balls are technologically advanced and offer outstanding performance on all court surfaces.

Pro Penn Marathon Regular Duty Tennis Balls Details:

• 3 Balls per Can
  
• Courts: All Courts
• Felt: Regular Duty
• Colour: Yellow
  
• United States Tennis Association Approved
• International Tennis Federation Approved
• PLEASE NOTE - Cases of tennis balls do not qualify for free shipping