K2's highest-performance shell design, utilizing shell walls of varying thicknesses and four different types of TPU to provide the ultimate combination of light weight and responsiveness.

A rivet-free technology that integrates the cuff and shell, putting less stress on the boot’s material and produces a smoother, progressive flex.

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.

Lightweight, eco-friendly material for energetic and consistent flex across a wide range of temperatures.

Pre-molded and lasted with Ultralon heat-moldable foam. Featuring stiffer foam and a stiff,
asymmetric tongue for added power and energy transmission, pre-molded ankle pockets, and a high-density power collar. Includes a tour notch at the back of the ankle for increased comfort and range of motion while hiking and skinning.

Removable and interchangeable ISO 23223 alpine rockered soles collaboratively designed to work with Marker’s Grip Walk binding system for better grip and added comfort when walking and standing in boots, but doesn’t compromise the power transmission and release function between the boot and binding when skiing. Preinstalled.

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

An easy-hinging cuff pivot designed to provide minimal resistance while in walk mode.

A video on the 2023 Mindbender 130