The shimano m163 spd mtb shoe a durable all condition off road spd trail shoe is equally at home racing cross country as riding in the mountins shimano m163 spd mtb shoe features mud shedding multi function rubber tread pattern for added extra traction carefully designed reinforced shoe with low profile armour for added durability synthetic leather upper feature large breathable mesh panels glass fibre reinforced nylon sole transfers your energy straight to the pedals easy to