With CleanFuego, players and coaches receive immediate visual feedback about the success and dynamics of each throw and, in real time, make adjustments. CleanFuego uses a patented, groundbreaking design to help baseball players train their overall throw, as well polish or learn specific pitches to add to their pitch arsenal. CleanFuego makes your coaching, practices, warm-ups and training more effective and impactful. CleanFuego is the simple advantage that every player wants to help bring their game to the next level. The CleanFuego Regulation is 5¼oz, the same weight as a regulation baseball. CleanFuego maintains a center of mass to mimic the flight and dynamics of a real baseball. American made for Americas game.