MX30G is a classic designed pure and simple MTB shoe that is perfectly suited for long days on the gravel grind. Two options with an all Microfiber version and an ultra lightwieght mesh version for those hot and humid days. Last: MX Race Upper: Light weight Clarino Microfiber or highly breathable mesh to keep you cool and dry. Outsole: Lake Race 100% Carbon Fiber Sole with durable and grippy TPU lugs with provisions for toe spikes. Closure: BOA® Fit System featuring Dual-Dial Li2 with releasable lace guides. There is not one element that can take credit for shoe fit. The dual BOA® fit system is not unique to cycling but it is how we use this dial system in conjunction with out pattern work, our world class shoe Last and selection of superior upper materials that make this system work and why Lake shoes are known across the world for being the best fitting and most comfortable high performance cycling shoe.