Ideal hybrid top cover : synthetics fibers will guarantee resistance and durability, the merino wool will reduce odor and assure an optimal thermoregulation. This technology requires the intervention of a professional. - Hybrid merino top cover: Thermoregulation & Absorbs odors - Podialne foam 2.5 Mm: Cushioning across the entire insole - Expertene padding: Optimal comfort - Podiafix® reinforcement: Foot stability & control - Transflux® reinforcement: Back foot stability - Transflux®: Comfort & softness