BIG LEAGUE EDGE VPX Baseball Training Harness, Adds 4-6MPH Power and Velocity Quickly, Improves Swing, Hitting, Pitching, Throwing Mechanics, Custom Fit, Hitters Pitchers, All Ages;

The VPX Baseball Harness is the #1 player development tool on the market today. We provide data driven programming with every VPX Baseball harness. With over 14 Years of research and development confounds our programming is used by athletes and teams at the professional level, NCAA, and amateur levels worldwide.