Total Control Training Hole Ball 8.0 (24 Pack)This perforated ball has holes that allow air to travel through it. It's intended to improve both hitting and pitching skills, enabling players to throw and hit the ball further and more accurately. Develop strength and extension through the hitting zone while providing instant feedback for the hitter. Perfectly weighted by design, Total Control Balls are used for optimum resistance to develop slow twitch and fast twitch muscles. Optimum use with