K2 Cortex 120 Zonal BOA Men's Ski Boots 2027

The Cortex Zonal 120 BOA® is built for skiers who refuse to compromise on performance, fit, or comfort. Featuring the Zonal BOA® Fit System, this boot delivers a precision-tuned fit with micro-adjustable control, eliminating pressure points while ensuring maximum energy transfer. Designed for aggressive skiers tackling steep lines and deep snow, its responsive flex and low-volume fit provide the confidence to push limits with ease. Trusted by Freeride World Tour athletes, the Cortex Zonal 120 BOA® is ready for the most demanding descents—step in, dial in, and charge with confidence.

BOA® Fit System

BOA® Fit System Provides a performance fit engineered to enhance feel and responsiveness while reducing pressure points by incrementally modulating the Alpine boot closure with precise micro-adjustments.

Dialed In Precision fit with on-the-fly tightening and loosening for enhanced responsiveness, optimized pressure distribution, and reduced pressure points.

Locked In Connected fit designed to uniformly wrap the foot and minimize downward pressure, increasing heel lock-down for improved power and edge-to-edge control.

H+i1 Dial Micro-adjustable, precision fit and quick release. Breakaway design ejects dial cartridge upon severe impact for easy mid-mountain repair or replacement.

Shell & Liner Technology

Energy Bolt Spine A bolted rear cuff offers excellent rear support and precise forward flex. Top bolt removable for progressive cuff response and slower rebound.

True Low Volume Fit: Narrow heel and ankle with enough forefoot and toe box room for all-day performance comfort.

Dual Cuff Alignment: +/- 2 degrees of cuff adjustment for personalized fit.

Liner Featuring Ski Edge Sensitivity Shims Medial SES shims increase inside edge angle for quicker turns; lateral SES shims reduce it for greater stability at high speeds.

FastFit Instep: Softer TPU instep area for easy entry and exit.

EliteFit Sport Liner:This liner blends comfort and performance with a medium-volume fit and supportive ankle pockets. It’s great for intermediate to advanced skiers looking for all-day skiability without sacrificing control.

Non-Elastic Cam Strap - One Piece: Cinches tighter than traditional straps for exceptional power transmission and handling.

Adjustable Liner Tongue: Velcro-attached for customized fit across the foot.

GripWalk Outsoles:ISO 23223 alpine rockered soles for superior grip and comfort walking, compatible with Marker GripWalk bindings. Pre-installed.