Experience World Cup control.Elite-level precision is all yours with the podium-proven X-IUM Carbon Premium Skate Course Ski Boots.Designed for competitive athletes, an integrated carbon chassis and full carbon cuff deliver an ultralight feel and responsive power delivery to every stride.The fit is designed to match the natural shape of the foot for world-class comfort and precise power transfer to the ski.An updated lace cover enhances weather resistance to keep feet warm and dry.Stability, Power Transmission.Carbon Cuff is shaped to match the natural contours of the foot for maximum stability and power transmission.Ultralight, Powerful.Integrated Carbon Chassis offers best-possible stability and power transmission .Precise Control.Carbon Heel Counter provides increased rigidity and precise control.Quick, Easy Closure.Speed Lace Lock System offers fast, easy closure for increased support.Custom-Fit Comfort.Thermo-moldable liner offers easy customization and personalized comfort