MEPHISTO NIKITA | Women Sneaker Grey Leather Smooth. This sneaker is a timeless classic which will complement all your outfits, with its colour as well as its sleek lines. 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. The AIR-RELAX technology respects the anatomy of the foot to prevent fallen arches. 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.