Mavic aksium iii spd sl road shoesmavics aksium iii shoes may have a classic look that defies the traditional road shoe design but the aksium iii wraps up performance in a lightweight package balancing comfort and stiffness these road shoes feature mavics energy comp outsole a 75mm thick fibre glassnylon composite sole that improves energy transfer to provide the performance of a race shoe well beyond this price point aksium iii style and performancemavics ortholite is a high quality