Sidi Genius 7 Mega Road Bike Shoes 2019SIDI needs no introduction when it comes to serious performance and serious comfort for serious riders. The Sidi Genius 7 Mega Road Bike Shoes 2019 are loaded with features and are everything you'd expect in a pro-level road shoe. It starts with the Millennium 5 Carbon Composite Sole(R) for the kind of stiffness that transfers power right into your pedal strokes. The Carbon Composite Sole(R) is injected with Nylon, providing 37% more rigidity than a standard nylon sole and is much less susceptible to changes in stiffness resulting from aging, prolonged usage, and changes in temperatures and humidity.The Caliper-Buckle two-way ratchet system makes it effortless and convenient for you to make on-the-bike adjustments with incremental tightening and loosening. The external reinforced heel cup stabilizes and supports the heel, with an anatomically shaped plastic design that keeps its figure, reducing heel slip and optimizing power transfer for when you need to crank out the wattage up those switchbacks or sprinting to the line.FEATURESCaliper Buckle two-way ratchet for easy on-bike adjustment with incremental tightening and looseningMillennium 5 Carbon Composite Sole(R) features injected carbon fiber in a matrix of Nylon, providing more rigidity than a standard nylon sole. Durable, completely non-water-absorbent and mechanically stableSoft Instep Closure System(R) and padded tongue eliminate pressure pointsHigh-Security Velcro(R) won't shift or slipTechnomicro composite microfiber upper is water repellant, quick-drying, breathable, permeable to water vapor and abrasion and mildew resistantSidi Heel Cup stabilizes and supports the heel to reduce heel slip and increase power transferMega Wide Wider than the standard sizesSPECIFICATIONSUpper MaterialVented Technomicro microfiber upperClosure typeDial/VelcroOutsoleMillennium 5 Carbon Composite SoleIntended UseRoadSpecial FeaturesReplaceable Heel PadUS - MenEUROUS - Women63976.539.57.574087.5418.75841.598.542.51094310.59.543.5-1044-10.545-1145.5-11.546-1247-1348-1449-1550- | Sidi Genius 7 Mega Road Bike Shoes 2019 Men's Size 42 in Shadow/White