Tennis Trainer with String Rebounder Practice Equipment

Product information 

• Upgraded Tennis Trainer Rebound Ball: The tennis trainer uses new, imported, black, thick rubber bands that are more durable and have a length of 4M. Tennis bounces up to 135cm. It has a carrying handle, which makes it easy to carry. With the same material as the game ball, it is very wear-resistant and suitable for advanced players who love tennis.
• Anti-Slip Design: The bottom of this tennis trainer uses a non-slip design to increase stability by increasing friction with the ground. Two large-area anti-skid EVA materials are added to the bottom of the tennis trainer, which has excellent resistance. You can train anytime and anywhere when you want. 
• Anti-Twist Design: The external part of the tennis training device is specially added with a device for connecting the anti-wrap hook to match the use of the anti-wrap hook. The anti-winding design used in the place where the thread is tied allows you to play without worrying about the trouble of the elastic rope being entangled.
• Easy to Use: You are not restricted by the venue, you can use this tennis trainer anytime and anywhere. It is suitable for employees in the office, middle-aged and elderly people in the community to exercise. Also suitable for schools, entertainment venues, youth entertainment activities, or amateurs.
• Unique Water Inlet and Outlet: The special design of the water inlet and outlet completely solves the problems of water injection and water injection in the past