Designed for single trainingThe tennis self trainer is equipped with one high-quality elastic ball with 4m elastic string. When you hit the ball, the tennis ball will rebound again by the traction line to achieve the effect of repeated strikes. So you don't need a training object to meet your daily training needs.Clever designThe portable tennis practice equipment with a semi-circular groove on the top, tennis balls can be placed when not in use. The middle part is designed as an annular groove, which can place the elastic thread, thereby avoiding the trouble of entanglement and knotting, and is more conducive to storage.Easy to carryThe tennis training device is designed as a hollow structure kettle. After training, you can open the mouth of the bottle and pour out the water or liquid inside. The 220g weight trainer is enough to carry home easily. At the same time, a handle is added to the side to make carrying more convenient and comfortable.Excellent training equipmentJust inject water or sand into the base and place it on the ground to train without too much waiting and preparation. The use of high-quality tennis and elastic nylon thread can achieve effective rebound and can be used for a long time. At the same time, it has an anti-wrap hook and a non-slip layer, which avoids the trouble of knotting and slipping of the elastic rope.Wide range of useThe tennis practice rebounder can be used for outdoor training, such as parks, tennis courts,back gardens. It will accompany you to spend a pleasant leisure time.