MEPHISTO FAUVE | Women Ankle Boots With Heel Black Leather Smooth. This ankle boot is perfect for anyone seeking a piece with character. The SOFT-AIR midsole contributes to absorbing the shocks inherent in walking and promotes a healthy climate inside the shoe. The AIR-RELAX technology respects the anatomy of the foot to prevent fallen arches. An elastic on the outside is associated with an inside side zipper which allows easy and effortless donning, to which is also added a buckle with adjustable strap adorning the side of the shoe. The leather lining ensures a healthy climate inside the shoe.