Fit:
Last: 100 mm: An average width and volume last fits most feet.
Flex:
Flex: 100: Medium flex for lighter and less aggressive skiers
Liner:
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 Materials:
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.
Ski/Walk Mode:
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.
Sole:
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
Additional Features:
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.