• NRG Air Carbon Reinforced sole with a stiffness index of 8.0
• The water- and windproof Gore-Tex® Pique membrane keeps your feet perfectly insulated and warm even at -3°C
• Ultra-snug fitting upper with BioMap Aero Overlap construction reduces aerodynamic drag
• Extra thermal coating strategically placed on the toe
• TPU reinforcement on tip
• SLW2 dial: the only one with step-by-step and full release in a single button
• The Climaflex collar made of extremely elastic Gore-Tex Rattler® membrane and highly insulating Neoprene delivers unprecedented mobility and protection from the weather
• Integrated heel system ensures efficient heel retention
• Special GTX footbed works in synergy with the membrane
• Reflective inserts for enhanced visibility
• 360° reflective inserts