Pro Penn Marathon Extra-Duty Tennis Balls, 3 Ball Can (4-Pack) red and black " Individually boxed

" Individually boxed

13500 BTUs

and slide backward to decelerate and brake

no matter what the terrain or weather conditions are like

Brand: Perimeter Technologies

Pro Penn Marathon Extra-Duty Tennis Balls, 3 Ball Can (4-Pack) red and black " Individually boxedBrand: Penn Features: Official Ball of the USPTA for over 37 years longest running endorsement in tennis history. USTA approved 3 Balls to a Can, 4 Cans to a Pack = 12 Balls Total Publisher: Pro Penn Details: Pro Penn Marathon 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 #1 choice of the USPTA Teaching Pros because