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 seamless 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 extended sessions.