Callaway Women's X2 Hot Driver New Hyper Speed Face: Here's what you'll get from our driver face : faster ball speeds, a larger sweet spot, more forgiveness and insane distance Highly engineered thin Speed Face, delivers fast ball speeds on shots hit across the entire face resulting in longer shots more consistently Max Forgiveness: Internal club weighting increases forgiveness reducing hooks and slices and making miss hits fly further and straighter This premium shaft offering delivers excellent feel and control and are designed to optimize launch conditions for their respective heads