Mizuno PRO 221 Iron Set - 4-PW women's The Inertia Generator remains the

The Inertia Generator remains the foundational source of refined aerodynamic properties

We’ve applied an all-new A

V Steel with Ultra-Low CG

Bungee straps to secure golf bag

The Laser Plus Last offers a full rounded toe character

Mizuno PRO 221 Iron Set - 4-PW women's The Inertia Generator remains theThe Ultimate Muscleback Inspired by the iconic blades of Mizuno past evolved to be more playable through incremental refinements in shape and weight placement. Bevelled for the appearance of a shorter face profile and narrower top line without loss of mass in the upper blade. With dramatically more compact scoring irons than its predecessors. Grain Flow Forged in Hiroshima, Japan, with a soft copper underlay for a uniquely satisfying Mizuno sensation