DeMarini 2016 CF8 Insane Fastpitch Bat (-10), Purple/Optic Green/White Synthetic Stronger and more responsive it enables the 2016 CF8 to achieve optimal performance right out of the wrapper and a sweet spot that extends further along the barrel than ever The biggest, hottest, most responsive sweet spot ever Stronger and more responsive it enables the 2016 CF8 to achieve optimal performance right out of the wrapper and a sweet spot that extends further along the barrel than ever Optimized to redirect energy upon contact back into the barrel for an explosive trampoline like feel. Two independent walls create a dynamic springboard hitting surface giving you a sweet spot with an explosive trampoline effect.