As an enduro-focused mountain bike shoe, the Lake MX242 Endurance Cycling Shoe combines advanced materials and technologies to provide us with a high-performance ride. Built with abrasion-resistant leather, a lightweight NuFoam lining, and Lake's MX Competition Last, creating an extremely durable, comfortable, and secure shoe for both riding and hike-a-bike sections. For a customized fit, we heat mold the heel counter and tighten down on our Li2 BOA dials.An enduro-specific mountain bike shoe for all foot typesBuilt with Helcor and Ecco Fullgrain leather for abrasion-resistanceSix independent zones in the upper construction deliver a flexible fitLightweight NuFoam lining offers breathability and moisture-management100% carbon fiber outsole with real rubber for walking stabilitySide-mounted BOA® Fit System features the Li2 dial with releasable guidesHeel counter is easily heat-moldable to find the perfect fitCompetition last, see size chart for fit informationUpper MaterialHelcor leather, Ecco Fullgrain leather, carbon fiber support panelsLiningNuFoamClosureBOA® Fit System Side mounted Li2 Push/Pull dial with releasable guidesMidsolecarbon fiberSole100% carbon fiber with Mountain Competition real rubberCleat Compatibility2-boltClaimed Weight[size 42] 1lb 15ozActivityenduroManufacturer Warranty2 years