The SUPER S Hybrid has a new sole slot featuring Cut-Thru Slot Technology, which really ramps up the ball speed This new sole slot increases the Characteristic Time (CT) up to 23 making it an ultra-hot stainless steel clubface * The SUPER S Hybrid has a redesigned crown slot that is thinner, deeper and longer that provides a new level of performance * The matte white crown makes the clubhead look larger, and a contrasting PVD face improves alignment The combination of these features provides the golfer with increased confidence at address * Cut-Thru Velocity Slot Technology in the sole increases CT (Characteristic Time) up to 23 creating an ultra hot stainless steel hybrid