The Tecnica Mach1 LV 130 TD2 offers experienced skiers a true all-mountain experience: its built for precise ski control even at high speeds, whether youre on freshly groomed slopes or in deep powder. This boot is designed for advanced and expert-level piste skiers. We do not recommend it for beginners. The most important aspect of any ski boot is its fit, and thanks to Tecnicas customizable C.A.S. (Custom Adaptive Shape) system, adjusting both the shell and liner to match your foot is easy. A well-fitting boot transfers power more effectively from skier to skia key focus in Tecnicas Mach series. - 4 buckles - Power strap - Flex: 130 - Last: 99 mm, Low Volume - Liner: Ecodesign High Performance Full C.A.S. - GripWalk ISO 23223 soles - Forward lean: 14° - T-Drive 2 system enhances power transmission and provides exceptionally smooth flex by connecting the shell and cuff while allowing slight torsional movement