Biomecanics are leather shoes ideal for first steps. They were developed in collaboration with the Institute of Biomechanics in Valencia. Biomecanics children move more easily and safely thanks to the super flexible sole. Biomecanics provides young children with the stability and safety they need to improve their balance when learning to walk. It allows the ankle to move thanks to the "U" shaped heel that prevents pressure on the Achilles heel. Made from natural materials without chromium and brass.