birkenstock womens milano birko-flor strappy beach summer holiday sandal - black - 7 birkenstock birkenstock milano feature birko-flor nubuck straps, soft leather lining, hard wearing and easy to break in materials, cork/latex shock absorbing eva outsole unit, open toe design, single adjustable ankle strap with twin adjustable straps across the vamp and the birkenstock branding embossed on the straps.