Playing Table Tennis Can Make The Eyes Move Continuously, Exercise The Eyes, And Can Effectively Prevent Myopia. So Our Table Tennis Trainer Set Can Help You Very Well. Playing Table Tennis Requires A Certain Degree Of Explosive Power And Highly Precise Movements, Which Can Improve The Coordination Of Eyes, Hands And Feet. It Also Promotes Circulation In The Body. This Pong Ball Trainer Set Can Be Played Indoors And Outdoors, You Can Take It With You And Have It So You Can Play Table Tennis Anytime. You Can Play Alone Or With Friends.