Mizuno Pro Irons Review [221, 223 & 225] – Golf Insider UK
Unreleased Mizuno Pro 221, 223 and 225 irons: Check out in-hand photos
Irons Timeline - Mizuno Golf USA
Mizuno unveils MP-20 lineup with three irons all designed with new focus on feel with old-school roots | Golf Equipment: Clubs, Balls, Bags | Golf Digest