Everything tour players need to compete on extended, more demanding layouts - but never thought to ask for. The Mizuno Pro 223 conceals a ball speed-enhancing construction within the frame of a compact players cavity. A completely new technology platform from 4-7 iron combining Mizuno's tested Chromoly Forging and Flow Micro-Slot Grain Flow Forged in Hiroshima Japan with a soft copper underlay and uniquely satisfying Mizuno sensation at impact.