Men's F1 LT

Combining ultralight elements of our Alien race boots with a more versatile, backcountry-oriented design, the all-new F1 LT is our lightest weight alpine touring boot, optimized for high-mileage missions, ambitious traverses, and technical ski mountaineering descents.

• Carbon Grilamid® LFT shell & cuff delivers incredible power to weight ratio
• 3D Lambda Torsion Frame increases lateral stability and downhill performance
• Speed Lock ski walk mechanism is strong, precise and easy to use
• Boa® Fit System for a fast and secure fit
• Waterproof gaiter system provides total snow protection
• New Zeppa increases ramp angle by 3.5°