Callaway X Hot Fairway Wood Forged Speed Frame Face Cup; Increases ball speeds across the face for longer, more consistent distance; Made from 455 Carpenter Steel that's stronger than traditional stainless steel to generate faster ball speeds Modern War bird Sole; Updated design builds off of one of the most versatile fairway woods ever produced to allow for more dynamic shot shaping Designed for improved performance from a variety of lies Heavy weighting element inside the head that projects from the sole towards the face into the area of the cup; Lowers the cg of the head to produce a low spinning, penetrating trajectory for improved ball speed and greater distance Lightweight Project X Velocity Shaft; Premium lightweight shaft further enhances speed and distance; Dynamic Weight Projection Progressive Roll Radius produces flatter roll as you go up in loft to help you hit higher shots that also land softer; The increased launch angle allows for improved distance when the impact is low on the clubface