Head Formula 85 WComfort and performance work in harmony with the Formula 85 W. Absorption properties mean less vibration and leg fatigue, while customizable features encourage a performance driven fit. The Formula 85 W has an accommodating 100 mm last, a short cuff, an extended toe box for toe articulation, and a balanced stance that allows women to be more centered. The shell has an adjustable flex of 95 to 85, HEAD's women specific double adjustment cuff alignment,