Easy to use: Just remove the leak-proof cover, fill the base, and then cover it. Put the football lead on the ground and tie the football lead to the ball with a rope. You no longer need to hit the ball into the air, the ball will jump up when you hit it next time.High-quality materials: This tennis equipment is made of durable PE plastic. The base is sturdy and durable, and can be filled with heavy sand or water to make it immediately heavy and fixed to the ground.Anti-twist design: The tennis trainer is specially equipped with an anti-twist hook connection device, which corresponds to the use of anti-twist hooks. The anti-twist wire design at the binding line allows you to play without worrying about the entanglement of the elastic cord. The handle design on the side of the trainer makes the tennis trainer more convenient to carry.Universal: The rope rebound tennis ball is very useful for personal tennis training. It can improve your concentration, motor skills and hand-eye coordination, and is very suitable for indoor and outdoor tennis training. Suitable for playgrounds, gardens, parks, communities, schools, entertainment venues and other occasions. It is a great gift for friends, family and children who like to play tennis.PERFECT GIFT: A great gift for friends, family and kids who love playing tennis. It can help improve your hitting action, leg action and impact.