Expert XC Mountain Bike ShoesThe Expert XC Mountain Bike shoes take the spirit of high performance found in the S Works iteration and puts it in a value loaded package. Along these lines, you'll find that it has everything you need to get your feet wet in cross country racing and riding, like a light overall construction, a sophisticated carbon outsole, a single lightweight snap replaceable IP1 Boa closure, and a durable SlipNot rubber tread. So go ahead, push it a little