Sidi Crossair Motocross Boots, black, size 40

A boot that raises the bar. Used by professional riders in MX, Hard Enduro and Superenduro, the Crossair offers the stability of a premium Sidi at only 1665 grams (size 43). So much lighter than anything else. An internal fiberglass reinforced esoskeleton provides comprehensive support and security while providing an incredibly lightweight construction. Its sole was developed in conjunction with Vibram to provide a new level of grip and flexibility. Nothing compares to the riding experience of the Crossair. Features Technomicro microfiber construction Leather and microfiber upper Vibram sole Memory Retention Strap Closure System. Straps only need to be adjusted once and remain in that position for every use Upper closure system with high strength Velcro for a better fit in the calf area. New double FLEX SYSTEM that facilitates the bending of the shoe in two different places New HYPER EXTENSION SYSTEM at the ankle, rear and instep to prevent overextension when the leg is bent forward an