The security and adjustability of our high end boa road shoes paired with a nylon sole and body geometry technology delivers best in class performance and value womens performance fit with low collar height body geometry sole and footbed optimise hip knee and foot alignment to improve performance and comfort injection moulded nylon composite sole is engineered to be moderately stiff yet light stiffness index 60 lightweight boa s2 sv dial closure for on the fly adjustment synthetic uppe