What Our Gearhead(R) Experts Are Saying:"The Cosmic Ultimate IV is hands down one of the best road shoes I've worn. The dual BOA(R) Li2 dials provide a locked-in fit with instant micro-adjustments, and the Matryx(R) upper keeps things breathable even on the hottest rides. With a full carbon sole rated 100/100 for stiffness, every watt of power goes straight to the pedals. If you're looking for an elite-level shoe, this is it."When only the best will do, the Mavic Cosmic Ultimate IV Road Shoes deliver world-class performance in an ultra-lightweight, breathable design. Engineered for riders chasing peak efficiency, the Matryx(R) woven upper blends Kevlar and polyamide fibers to create a supportive, well-ventilated fit with virtually no stretch. The dual BOA(R) Li2 Fit System allows precise micro-adjustments in both directions, ensuring a perfect fit for all-day comfort and high-intensity efforts. Underfoot, the full carbon fiber outsole-rated at 100/100 for stiffness-guarantees maximum power transfer, while strategically placed vents keep feet cool on even the hottest climbs. Whether we're racing to the podium or pushing personal bests, the Cosmic Ultimate IV is the pinnacle of road cycling footwear.