PEAK TRAIL PERFORMANCE. Feel the difference with every stride. Kjerag isn't just a shoe, it's a part of your journey to conquer every trail. Fast. Hard. Light. With Kjerag, the trail is yours. Crafted by individuals as passionate about environmental preservation as you are.Whether you're a beginner or an ultra-marathon veteran, Kjerag offers unparalleled speed, comfort and grip. Ideal for everything from your first vertical kilometre to your fiftieth 100-mile race, ensuring you're always ahead of the pack. Kilian Jornet's Seal of Approval: "Athletes and designers have come together to create a shoe that excels in rebound, cushioning and stability, even on the most challenging terrains. Wearing Kjerag for trail races, SkyRaces, ultras and more is a matter of pride for me. It's a shoe for every path, every challenge." UPPER MATRYX EVO jaquard is a woven material combing Polyamide fibres and Kevlar. Superior abrasion resistance that is both breathable and adaptive. Gusset tongue for comfort and lockdown. No insole to maximize midsole benefits and avoid moisture retention. MIDSOLE EExpure supercritical foam provides lightweight high rebound energy return for increased energy economy. +TPU Film Filter for extra protection and shock absorption. OUTSOLE Vibram LiteBase MegaGrip™ provides the lightest combination of grip, traction, and durability. 3.5 mm lugs for grip that doesn't hinder speed. HEEL-TOE DROP: 6 mm (23.5-17.5) WEIGHT: 200 g | 7.05 oz Available in unisex sizes only. For women's sizing we suggest ordering one size smaller.