Madrid Vegan Big Buckle Color: Faded Khaki Size: 38 Effortlessly elegant. This season, the iconic Madrid sandal goes vegan with a 100% natural cotton canvas upper. A printed oversized buckle brings the style together with a statement finish. Complete with legendary BIRKENSTOCK design elements, like a contoured cork-latex footbed that shapes to you for custom support. Contoured cork-latex footbed creates custom support with wear Vegan 100% natural cotton canvas upper Microfiber footbed lining EVA sole is flexible and lightweight Adjustable strap with printed oversized pin buckle Made in Germany