Women's Birkenstock Madrid Big Buckle Narrow - Black Oiled Leather An icon since 1963, the Madrid redefined sandals with its contoured footbed and a single, sophisticated strap. A gleaming big buckle makes a statement on oiled leather, designed to age beautifully with wear for a unique, well-traveled patina. With an original contoured footbed for support, it'll feel uniquely yours wherever you take it. DETAILS:  Contoured cork-latex footbed creates custom support with wear  Oiled leather upper gives each pair a unique finish  Smooth leather footbed lining  Flexible EVA sole  Adjustable strap with oversized metal pin buckle  Made in Germany