P790 MMT JV (21) GP 4-9P IRONS SET S FLEX
Features SpeedFoam™ Air Newly engineered SpeedFoam™ Air is 69% lighter than its predecessor. It provides up to 3.5g of weight savings that has been redistributed to further optimize mass properties for better launch conditions. The new formulation delivers a sweet sound and solid feel while delivering a fast, flexible face.
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