The New X-Ium J Combi Is A High-Performance, Dual-Discipline Junior Race Boot Designed For Competitive Junior Racers In Skate Or Classic. The Pre-Molded 3d Cuff Offers Enhanced Stability And Power. Lock Down Foot Wrap, Dual Density Heel Support And Asymmetrical Lacing Provide A Precise, Enveloped Fit To Deliver Ultimate Comfort And Control.Specifications:- Weight: 1200g / Pair- Fabrics: Lining: PolyesterTechnologies: - Lace Cover: Pvc Racing- Construction Upper Cuff: 3d Injection + New Soft Touch Protection- Heel: External 3d Plastic ReinforcementSoles: - Sole: Rc3 Pu- Size Conversion: 33 - 42- Closing System: Velcro StrapTechnology:Axis Protector: - Independently Molded Into The Boot Chassis, Our Axis Protector Allows More Natural Foot Roll And Stronger Push-Off, Optimizing Energy Into Binding System And Increasing Power Transmission To The Ski.