The purpose of this drill is to see how good a player watches the ball. The pitcher will call a color, and the batter can only swing at if it's the color the pitcher called and in the strike zone. It's a great drill you should try it out.
Drills to Increase fastpitch softball hitting power
BRAND NEW for The DeMarini SLAPPER Fastpitch Softball Bat: DXCFA! Designed specifically for left-handed hitters who primarily slap-hit or bunt the ball to reach base, the Slapper provides a lower MOI and longer barrel when compared to the DXCFP model.
Louisville Slugger Xeno Plus 2017 Fastpitch Softball Bat The Xeno Plus Fastpitch Bat also features improved iST technology to eliminate negative feedback and increase the stiffness for more energy transfer.
2016 Easton MAKO Fastpitch Softball Bat Balanced -10oz FP16MK10