The CylinderTM II MTB shoe offers great comfort with all the convenience of a BOA® dial. and a "fixed and forget" front strap, you can enter your shoes and be immediately on the trails in no time. The BOA® L6 closure provides 1 mm micro increments when tightening and a macro-release feature to get out of the shoe in speed. The upper offers great support and breathability, while the patented sole with nylon and rubber melted together offers great durability with great grip on every surface.