• 3-layer seamless composite uppers offer exceptional breathability, and help eliminate hot spots by adapting to your unique foot shape
• Zonal bidirectional closures wrap the feet for a semi-custom fit and secure foot retention
• Double Boa® IP1 reels allow 1 mm micro-adjustability and pop up for full release; dials are directional and twist to tighten in different directions on left and right shoes
• Completely re-engineered carbon composite soles do what no others can: deliver uncompromising pedaling performance and confident off-the-bike hike-ability
• Co-molded carbon rubber tips on hollow TPU lugs provide impressive traction on lightweight soles
• EVA foam heel absorbs impact for off-the-bike comfort
• 1:1™ insole system allows independent left and right arch and forefoot varus canting adjustability for optimal pedaling mechanics