Adams Golf Ladies Idea A12OS #4 Hybrid Ultra thin face, perimeter weighting, and low CG make the a12 OS incredibly easy to hit. Addition of Velocity Slot Technology for substantially more forgiveness and better launch conditions. Spring-like effect across the entire face creates faster ball speed and better playability from various lies.Never before has a hybrid featured the optimized spin with the higher overall launch angle that Velocity Slot Technology can deliver. Velocity Slot Technology allows the face of the Idea a12 OS Hybrid to flex similar to today's oversized drivers, thus increasing the CT and improving ball speed. However, it does much more than just add distance. It substantially improves the forgiveness by widening the "sweet spot" of the face and improves the overall launch conditions by providing higher launch without impacting spin.