Last: 98 mm – Low volume performance last best suited to those with narrower, low volume feet.

Fast Fit Instep – Softer TPU designed into the instep area of Powerlite shell for quick and easy entry and exit.

Flex: 125 – An exceptionally stiff flex for expert skiers. This amp goes up to 11.

PowerFit Pro Liner – Pre-molded and lasted with Ultralon heat moldable foams. Features an asymmetric tongue, pre-molded ankle pockets and a reinforced power collar for a firm performance fit.

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.

Powerfuse Spyne – A co-injected Y-shaped support in the rear of the boot that adds strength and power to the Energy Interlock in order to maximize fore/aft flex efficiency and lateral stiffness, providing enhanced responsiveness and energy transfer to the ski.

Energy Interlock – A rivet-free technology that integrates the cuff and shell, putting less stress on the boot's lower shell and producing a smooth, progressive flex.

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.

Women's Adjustable Cuff – The women’s cuff is anatomically shaped to match a female’s specific calf shape for increased comfort and control.

Shell – Powerlite TPU

Cuff – Pebax

Cam Booster Strap – Booster Straps provide maximum ski boot performance, increased control and shin protecting shock-absorption.

Power Plate

ISO 5355 Alpine Sole