Performance road shoe built for endurance events Surround upper pattern provides the perfect balance of holding power & absolute all day comfort Adaptable closure system adjusts to various instep heights & shapes Minimalistic aesthetic avoids the clutter of over-design with a clear focus on functional performance Light weight glass reinforced fiber reinforced nylon sole with a carbon fiber composite plate for optimal power transfer Indoor cycling friendly SPD & SPD-SL cleat compatible Weight 507g (size 40)