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 Penn’s longest lasting tennis ball featuring exclusive Encore™ Technology for a 22% longer lasting core and high tenacity LongPlay® Felt for extended play.
Wilson's Shift Dampener effectively absorbs shock and vibration to improve feel upon ball contact with the string bed. Includes a pair of dampeners that are visually connected to the look of the Shift family of tennis rackets.
The immensely popular Pro Feel dampeners are now available in Wilson's iconic Pro Staff series. These dampeners help reduce any shock and vibrations felt along the forearm and elbow for a smoother feel upon contact.
