4-7 iron utilize MAX COR construction which delivers the highest allowable COR and low deep COG for amazing distance. * 8-PW utilize deep pocket cavity design for extreme forgiveness a high penetrating trajectory. * A multi-level, multi-thickness exotic pocket cavityTM (4 - 7 iron) creates the largest MOI for the most forgiving iron in MIZUNO"s award-winning line-up. * Massive external Power Bar design expands and extends the sweet area for maximum forgiveness across the face. * Multi-material badge to enhance feel and deliver aggressive styling.