Optimized neoprene cuff conforms to the ankle and prevents the ingress of pebbles and dirt. Stiff sole plate with Force Control limits flex to reduce arch fatigue on long rides. BOA® Fit System with L6 rotary closure, equipped with a protection that prevents unintentional release. The torsional TORBAL 2.0 midsole provides flex to support control during descents and corners, multi-layer EVA foam absorbs shocks for enhanced stability in downhill situations. SHIMANO ULTREAD GF rubber compound and tread pattern tuned for flat pedals.