Pro Penn Marathons Extra Duty Tennis Balls

Color One
Size One Size
Qty:
The Pro Penn Marathon Extra Duty High Altitude Tennis Ball is Penn’s longest lasting tennis ball featuring exclusive Encore Technology for a 22% longer lasting core and high tenacity LongPlay Felt for extended play. Pro Penn Marathon is the official ball of PTR because of its guaranteed longevity, durability and visibility.

  • USTA approved
  • Official Ball of the USPTA for over 37 years
  • Can of Tennis Balls - 3 balls per can
  • Extra-Duty High Altitude for higher altitudes
  • Top of the line core and felt technologies