4 Pack Tennis Training Balls With Strings Tennis Trainer Ball Self-practice Trainer Tool Tennis Training Equipment Tennis Trainer Before Practice

Tie the ball to the base with a rubber band, so you don’t need to pick it up often^ Use the rope to train tennis balls, very light and easy to carry^ The trainer is a great teaching tool for both beginner and intermediate tennis players. ^Includes 4 training rope tennis balls^ Multi-purpose trainer for practicing all tennis skills