DeMarini 2013 Bustos (-13) Fastpitch Softball Bat Lime Green Length/Weight: 29"/16oz., 30"/17 oz., 31"/18 oz., 32"/19 oz. Fiber Reinforced Composite Handle eliminates vibration and hand sting giving more confidence The handle and barrel are performance matched to create optimum flex before impact and recoil Delivers perfect balance of high KSI strength and fracture toughness for long lasting performance Numerical system reminds players to rotate bat, extending its life