Low stack height midsole stabilizes foot and maximizes power transfer efficiency. A one-piece surround upper, narrow bottom, rounded heel and slim toe box provide a glove-like fit. Dual independent BOA® IP1 dials allow quick and precise micro-adjustment. The Michelin Carbon Rubber Technology combines rubber and carbon in an unique and exclusive process, enhancing their particular characteristics and technical performance such as stiffness and lightness (carbon) and grip (rubber) in a single element.