PRO PENN MARATHON EXTRA-DUTY FELT TENNIS BALLS Quantity:Single Can Polyester Mesh

Polyester Mesh

with rapid succession

Tungsten infused grommets maximize the contact time between shuttle and string

WEIGHT / GRIP SIZE: 3U/4U

frame top and the joint for maximum control

PRO PENN MARATHON EXTRA-DUTY FELT TENNIS BALLS Quantity:Single Can Polyester MeshOFFICIAL BALL FOR TENNIS BC! Pro Penn Marathon is Penns 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. Pro Penn Marathon is available in Extra Duty Felt (for hard courts), Regular Duty Felt (for soft courts) and Extra Duty High Altitude (for