Maximum power and perfect fit. The VO2-S 100 BOA M is the high-end model of K2 Skates' new X-Training line and combines the most innovative technologies. Equipped with a one-sided VO2-S frame and 100 mm wheels, these skates offer maximum speed, smooth handling, and a fluid rolling performance with maximum cushioning. The proven BOA closure system allows for easy and quick on and off, as well as adjustment to the individual foot shape. With just a turn of the Boa dial, the VO2-S 100 BOA M can even be fine-tuned while in motion. Additionally, the skate cuff provides excellent power transfer and stability at high speeds, while the integrated Vortech ventilation system ensures a comfortable foot climate even during prolonged sessions.