* Millennium 4 Carbon Composite Sole.
* Caliper Buckle two-way ratchet for easy on-bike adjustment with incremental tightening and loosening.
* Adjustable Soft Instep Closure System and padded tongue eliminate pressure points.
* High Security Velcro® won’t shift or slip.
* Breathable, supple and durable vented Technomicro microfiber upper with cooling mesh panels.