Portable Solo Tennis Trainer Rebound Tennis Ball With String Rope Self Tennis Practice Training Tool For Adults Kids Beginners

SPECIFICATIONS   Brand Name: Gmarty   Hign-concerned Chemical: None   Choice: yes semi_Choice: yes   Features: 1. Independent training: With this tennis trainer, you don't need to find a training partner. You can do independent training at any time and anywhere to improve your tennis skills. 2. Springback design of Belt Line: The springback feature of Belt Line enables the ball to return after hitting, which allows you not to take the ball during continuous hitting, thus improving the training efficiency. Material:plastic Color:blue Size:as shown Package include:1 Pc Please allow minor error due to manual measurement. The colors may be a little difference for the different monitor display.