Improve Your Tennis Skills: Builds quickness, hand-eye coordination, and stamina. How to Use: The capacity of the base is about 1.2 L, It can be filled with sand or water. No need for a ball machine or wall; rugged, non-slip rubber base for indoor and outdoor practice Multipurpose Trainer: Work on your backhand, topspin forehand and volley. our elastic string will wrap around the middle to keep the ball in place and help you store or carry around your tennis return trainer without any fuss.
