DeMarini CF7 -9 Fastpitch Softball Bat Breakthrough D-Fusion handle enhances the performance of the barrel, while improving feel Carbon Reinforced Paradox handle is stiffer for maximum energy transfer Thermo-fused Taper reduces vibration and redirects energy back into the barrel - propelling the ball on impact End loaded for extra power The -9 is the smallest length to width ratio possible, these bats are for elite players who aren't afraid to carry the big stick