As with your regular tennis racket

As the first string mixed with dampening material

explosiveness

Reduces vibrations by up to 92%

servemaster 2 ball wilson roland garros clay court As with your regular tennisServeMaster is the tennis training tool that effectively teaches you the basic technique of serving ServeMaster 2 ball is for adult players at beginner & intermediate level and juniors over 10 years old. Also suitable for training volley, groundstrokes, smash, movement exercises, stretching, strength training, warm up before practice or game. Length: 63,6cm Weight: 340grams The grips are suitable for both right and left handed players. Markings show