Fitness Equipment

Tinor - Tennis Ball Back Trainer, Self-study Tennis Base Trainer Baseboard Rebound Ball Training Tool Tennis Trainer Set with Ball [Featured Materials]: The base of this tennis back trainer is made of plastic material, which is durable and wear-resistant, and the ball is made of imported natural rubber material, which is sturdy and durable. [Excellent Tennis Practice Tool]: Fill... Tinor - Tennis Ball Back Trainer, Self-study Tennis Base Trainer Baseboard Rebound Ball Training Tool Tennis Trainer Set with Ball