Shimano xc100 mtb spd shoeswith trickle down features from the premium s phyre mountain bike shoes, the shimano xc100 mtb spd shoes offer an outstanding level of performance for the keen mountain biker, cyclocross racer, bike tourer or cycle commuter. And at an accessible price point too. Made from lightweight synthetic leather and using a foot wrapping smooth upper, known as dynalast, one of those features from top end shoes, the xc100 mtb shoes give an instantly comfortable fit devoid of hotspots and chafing. And thanks to the excellent breathability and ventilation holes, you'll enjoy fresh feet throughout your mountain bike ride too. To get the fit just right every time, shimano gives the rc100s three velcro straps. The straps minimise weight, reduces fuss and offers a reliable means of adjustment to get the fit just as you like it.the sole of the shoes is a light glass fibre reinforced unit. This rates 5 out of 12 on the shimano scale of stiffness, ensuring you get efficient power transfer to the pedals fort rapid progress but with enough flex to comfortably soak up the bumps and vibrations from rough terrain. The proprietary shimano rubber tread also gives excellent traction when you're off your bike. Lastly, extensive reflective details keep you more visible if your rides start early or stretch beyond sunset. They're the ideal shoe for cross country mountain biking, a cycle commute or even a bike packing adventure. Cleat guidancethese mtb shoes are compatible with mtb pedal systems, which use cleats with spd standard 2 bolt standard, e.g. Shimano spd, time atac, crankbrothers, crankbrothers race, look mtb, xtreme mtb, wellgo mtb, ritchey mtb. Featuressurround wrapping upper structure reduces overlap, minimises hotspots and enables a glove like fitsynthetic leather material with mesh texture provides a lightweight and breathable rideglass fibre reinforced sole, wrapped in proprietary shimano rubber, with spd cleat compatibility360 degree reflectivity for ultimate visibility3 velcro straps allow maximum adjustabilityweight 360g single size 42stiffness rating 52 bolt cleat compatible cleats not suppliedbuy shimano footwear from chain reaction cycles, the world's largest online bike store.