*1. Material: rubber
*2. Size: 3.8 m(rope), 63 mm(Ball diam)
*3. Propulsion Deformation:0.20-0.25N
*1. The tennis trainer consists of a base, an elastic rubber rope and a tennis ball. Hit the ball and the ball would rebound under the action of the elastic rope so that you can play the tennis solo.
*2. The base comes with the rubber lid that allows you to place the sand or water inside it to add the weight, make it stable.
*3. The small ring aside can help you tie the string, while the concave part can place the tennis ball.
*4. This tennis trainer is lightweight, convenient, practical, easy to use, and can provide stable training support, contributing to single-player exercises. It can also improve your attention, athletic ability, and hand-eye coordination, and develop your interest in sports
*5. The detachable elastic band can be tied on the heavy objects or directly tied on the triangular area of the racket. So you can use it to do the practice simply and conveniently
*6. It is suitable for various people, especially for beginners.
1 x Tennis Trainer