MARV SWING PATH TRAINER

The Marv Swing Path Trainer is a tool that can be used from T-Ball up to the Big Leagues. The concept is simple, take a full swing and try to send the ball in the air and straight. It provides instant feedback and helps the player find the correct feel for a perfect swing path.    Baseball Bat Grip Tennis Ball Included Promotes proper hitting mechanics  Provides instant feedback Find Correct feel for Perfect Swing Path Used by Players in MLB 365 day replacement warranty for the SPT (Excluding Tennis Ball)