Fizik Unisex R4 Tempo Overcurve Cycling Shoes, Iridescent Green/Black, 5 UK

Overcurve is a shoe construction featuring a staggered collar that wraps around the ankle, tracing the natural misalignment of the ankle’s two bony protrusions: the lateral and medial malleoli. The new, moderately stiff, R4 outsole strikes a balance between comfort and pedalling efficiency to make it a true all-rounder. Overcurve: asymmetrical construction that ergonomically conforms to the foot’s anatomy. PU laminated mesh upper: enhanced ventilation with support where needed. R4 carbon injected outsole: moderately stiff for efficient power transfer in comfort. PU laminate over mesh upper. BOA IP1-B dial. R4 outsole – carbon injected nylon, stiffness index 7.