Shifts the center of gravity lower than any other Callaway stainless steel iron More shot-making from more places by providing the playability of a wide sole iron while retaining the workability of a thin sole iron * Fully integrated clubface/undercut cavity system that enables our engineers to precisely position the CG and engineer the face of each individual iron to maximize ball speed * Physical Vapor Deposition Finish comes from a high-tech process that produces a distinctive stealth look for reduced glare and strong appeal in the bag * Longer hosel provides a more conventional look that inspires confidence at address