Rawlings Mantra Fastpitch USA Softball Bat, 33 inch (-10)

3-Step Inner Barrel: Optimizes performance, strength and weight distribution across the length of the barrel for a fast, powerful connection through the swing zone Blast Motion Technology Sensor-Enabled: The first bat approved for game use with a new knob construction that provides real-time feedback and analytics without disrupting swing weight or hand feel (DOES NOT COME WITH BLAST MOTION SENSOR) Explosive Sound: Generates a loud, explosive sound at contact from the ball compressing the outer shell and engaging with the inner barrel