YONEX TENNIS BALL MUSCLE POWER BALL 40 #TBTMP40VEX - Made in Taiwan
Properly introducing tennis to young starter players in the right ways is critical. These three progressive stages train players to develop a range of physical skills, as well as gradually learning the tactical and technical elements of tennis on smaller courts using slower balls.
Stage 1 Green: 25% slower than standard ITF approved tennis balls.
Racquet Size: 25-26 in.