Features: 1. High Quality: The tennis trainer base is made of high density material, which is very strong and durable. The tennis rebound ball is made of quality fabric, which has strong wear resistance and good elasticity. In short, the tennis sneaker set is of good quality and practical. 2. Non-slip design on the bottom, the stability of the trainer base is improved. The spherical trough design perfectly fits the attached tennis ball. 3. Self-taught tennis training: Rebound tennis with a rope is very useful for individual tennis training. It can improve your concentration, trainability and hand-eye coordination. Simple and practical. Of course, you can also master tennis skills in the process of self-study. 4. Unique and practical design: The base of the tennis training set has a round hole design. Simply attach the rubber rope to the rings of the tennis training device to start a single tennis workout. The handle design on the side of the trainer makes it easy to carry the tennis trainer. It can also be used to increase the load on training equipment and increase stability. 5. Easy to carry: The tennis trainer set is very portable. You can easily take the tennis trainer outside and start individual training. In addition, the accessories of the tennis training device are easy and convenient to store. Notice: 1.The actual color may be slightly different from the picture Due to monitor and light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Material: PE Size: 21*5cm includes: 1 set x tennis trainerGreen.