Features: Practical tennis tools: The tennis trainers ball can help to Beef-up the actions, footwork and hitting precision-regulate of tennis, permits you to exercise at home; Made of quality material, not easy to break, can serve you for long time. Present for tennis lover: The self practice tennis ball trainers tool is very practical, suitable present for your friends, family, children, teams-member Excellent Aid for Tennis Training: The tennis baseboard rebound ball is an excellent skill boosters for tennis beginners tennis Trainers ball with rubber elastic saves you the trouble of picking up the ball when you practice alone can use it to self practice tennis alone to use-bind the tennis training ball to the tennis training base the ball, then the ball bounces back to you automatically. Training Without Companion: Training anytime and anywhere when you want. Features everything a Tennis Player absolutely needs your Tennis Skills to the high level in no time. Wide Range of Use: The tennis practice rebounders can be used for outdoor training, such as parks, tennis courts,back gardens. It will accompany you to spend a pleasant leisures time Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please 1-3cm deviation due to manual measurement                Description: Size: As picture show  Package List: Choice 1: 1 Tennis Trainers with 1 String Rebounders  Choice 2: 1 Tennis Trainers with 3 String Rebounders  Choice 3: 1 Tennis Trainers with 6 String Rebounders