Mavic Cosmic Boa SPD

For its Cosmic Boa SPD shoe, Mavic combines a robust microfiber upper with a nylon-fiberglass composite sole. The former is quite durable, resistant to dirt, and well-ventilated thanks to numerous micro-perforations. At the same time, the material has very little give. The rather narrow last also fit "wide-footed" riders during testing without feeling constrictive...