K2 Mindbender 100 Alpine Touring Ski Boots 2025- Backcountry Skiing|Ski Boots

   Last: 100 mm–        An average width and volume last fits most feet.

   FastFIT Instep–        Softer TPU material is used in the instep area of select models’ shells for quick and easy entry and exit.

   Flex: 100–        Medium flex for lighter and less aggressive skiers

   Luxfit Pro Tour Liner–        Pre-molded and lasted with Ultralon heat-moldable foam. Features a medium-density foam, pre-molded ankle pockets, and a medium-density collar. Includes a tour notch at the back of the ankle for increased comfort and range of motion while hiking and skinning.

   Shell–        Thermoplastic Urethane (TPU)

   Cuff–        Thermoplastic Urethane (TPU)

   Powerlite Shell–        K2’s highest performance shell design, utilizing shell walls of varying thickness and four different types of TPU to provide the ultimate combination of light weight and responsiveness.

   Fastfit Instep–        Softer TPU material is used in the instep area of select models’ shells for quick and easy entry and exit.

   Fully Heat-Moldable–        Both the boot’s shell and cuff are capable of being heat molded to a variety of foot shapes for a truly custom fit.

   Powerlock Spyne–        A performance-oriented walk mode designed for ski touring that offers a 50-degree range of motion. When in ski mode, Powerlock Spyne provides a powerful and secure connection for uncompromised downhill performance.

   Friction Free Cuff Pivot–        An easy hinging cuff pivot designed to provide minimal resistance while in walk mode.

   40mm Velcro Strap

   GripWalk ISO 23223 Outsoles–        Removable and interchangeable rockered soles designed to work with GripWalk binding systems for better grip and comfort while walking, standing, and hiking.

   Integrated Tech Fittings–        Tech fittings in the toe and heel are fully integrated into the shell injection, allowing for compatibility with both tech and DIN bindings.