Tennis ball with string elasticity: Approx.135cm
Exercise tennis ball promoting the amount of deformation: 0.20-0.25N
The tennis trainer rebound ball is made of Rubber + Woolen, lightweight and easy carrying
String Length is approx.4m, it takes up small space, and can be used on outdoor or indoor
Tie the ball to the base by rubber band, no need to pick up the balls frequently, convenient training
Soft tennis balls Elasticity: Approx.135cm
Tennis balls with string Weight: Approx.83g
String Length: Approx.4m
Promoting the amount of deformation: 0.20-0.25N
The tennis ball trainer is lightweight and easy to carry.
It can help improving your tennis skills.
Perfect for tennis learner and tennis teaching training.
Improve reaction speed and hand eye coordination.
Single training tennis, durable rubber band.
1 x Training Ball
1 x String
Please allow minor error due to manual measurement.
The colors may be a little difference for the different monitor display.
WUYASTA Trainer Tennis Practice Balls with String Replacement Training Tool-B07FD8K1SC