MEPHISTO YlonaMEPHISTO YLONA Women Sneaker. This ultra lightweight sneaker guarantees an excellent fit and optimum comfort. The detachable insole, with integrated SOFT AIR technology, and the outsole, equipped with SHOCK ABSORBER, minimise impact and guarantee an effortless walk with a spring in your step. In addition to the lacing, its side zip fastening makes it easy to slip on. The leather lining creates a healthy climate inside the shoe.