S9
Polymer toplines allow weight to be shifted to more productive areas, assisting with launch and forgiveness. Wide soles, low profiles and undercut cavities help further on both fronts.
Verdict
Eye-catching heads with big short-iron clubfaces. They delivered a high ball flight but with no apparent distance loss into the breeze. The longer irons proved very playable, though it took a while to get used to seeing so much cavity at address.