Details Reviews (0) Specs Tecnica Mach Sport HV (103mm) 90 Ski Boot 2020/2021 Mach Sport stands for comfort, warmth and convenience. Featuring Quick-Instep and Lift-Lock buckles for easy entry and exit and a PE liner for maximum comfort and warmth. Built on a very anatomical, high volume, 103 mm wide last the soft flexing HV 70 is the ideal choice for people who are looking for a very comfortable and solid performing boot to ski longer and have more fun. Flex: 90 Last: 103 Volume: High CUSTOMIZATION SHELL: The C.A.S. shell has an anatomical shape that matches the shape of he foot. This allows for a better out-of-the box initial fit. The dimples on the shell offer less surface tension and facilitate heating, making customizing the shell easier. The shell retains the new shape better and longer. CELLIANT: Powered by 13 thermoreactive minerals that convert body heat into infrared energy. Infrared penetrates deep into the tissue circulation, oxygen and blood flow. This results in improved warmth, performance, thermal regulation and faster recovery. DOUBLE QUICK INSTEP: Utilizes a large, softer plastic over the instep area that allows the shell to open easier as you are entering or exiting the boot. BUCKLES: Mach Sport buckles, Lift Lock, adj. Top ratched SPOILER: no POWERSTRAP: 35mm strap CANTING: Double  RATCHETS: Adjusting top cuff ratched Width (Appx.): Unk. Flex Index: Unk. Mach Sport HV 90 Ski Boot 2021/2022|Protect your toes|FCSKI.COM