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Last: 100 mm
An average width and volume last that provides a balanced fit for most foot shapes.
Flex: 120
A stiff flex engineered for expert or heavier skiers seeking maximum power transfer and precision.
Precisionfit Pro Tour liner
Pre-molded with Ultralon heat-moldable foam, this liner features an asymmetric tongue, high-density power collar, and tour notch at the ankle for enhanced comfort and range of motion while hiking or skinning.
Powerlite shell
K2’s premier high-performance shell design uses four types of TPU and variable wall thickness to optimize weight, stiffness, and responsiveness for elite performance.
Fastfit instep
A softer TPU instep panel allows for easier entry and exit without compromising boot integrity or comfort.
Fully heat-moldable
Both the shell and cuff are heat-moldable for a fully customized fit that adapts to a wide variety of foot shapes.
TPU cuff
Lightweight and supportive, offering a strong blend of flexibility and precision control.
Powerlock Spyne
A performance-oriented walk mode with a 50° range of motion. In ski mode, it locks securely for exceptional downhill power and control.
Friction Free cuff pivot
Minimizes resistance during touring for a smooth and efficient stride in walk mode.
4 micro-adjustable light alloy buckles
Durable, lightweight buckles with precise micro-adjustment for a secure and customizable fit.
Cam strap
Provides solid cuff closure and efficient power transmission for advanced skiing performance.
GripWalk ISO 23223 outsoles
Removable, rockered soles designed for GripWalk-compatible bindings, improving traction and walking comfort.
Integrated tech fittings
Built directly into the shell for seamless compatibility with both tech and DIN bindings—ideal for hybrid alpine and touring performance.
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