"Medium" Fit – 100 mm last

Flex Rating: 100 – A medium flex for a blend of performance and forgiveness.

OptiSensor 3D Thinsulate™ – Delivers a new level of optimized foot wrapping, protection, comfort and support. Strategically placed materials in three-key fit zones maximize the interaction and fit between the foot, liner and shell. Softer ankle and instep areas increase comfort and foot wrapping. A stiffer heel cup provides superior heel lock, increasing support and control for enhanced performance. New Thinsulate™ lining increases warmth for all-day comfort. Impressive "out-of-the-box" fit with unparalleled performance.

Molded PU Soft

Polyurethane

Posi-Block – In ski mode, reinforced vertical ribs in the upper cuff lock upper and lower shells together, delivering unprecedented downhill performance. In hike mode, the lower shell's U-shaped profile in the rear allows maximum range-of-motion for comfortable hiking and walking.

4 Micro-adjust aluminum buckles

Velcro® Power Strap

Interchangeable – Optional WTR (Walk-to-Ride) soles deliver easier, more comfortable hiking and walking. Only compatible with AT specific bindings.

Sensor Grid – New external Sensor Grid technology on upper and lower shells improves shell wrapping and reduces boot weight while retaining high-performance torsional rigidity for power, precision and energy transmission.

Easy Entry – Notches in the plastic along the instep allow for easy entry and exit without compromising four buckle overlap boot performance.