FEATURESBOA® Fit System featuring an L6C dial and a SHIMANO-engineered lace profile.Partially recycled nylon midsole reinforced with carbon fiber.Lightweight SHIMANO ULTREAD XC rubber outsole delivers competition-grade grip.19% recycled material used in the toe box and midsole (by weight).Sleek upper made with perforated synthetic leather and a new closure profile.Rider-tunable spikes let you optimize grip for riding styles and conditions.Low stack height midsole stabilizes the foot and optimizes power transfer.Women’s specific last for a natural, comfortable fit.