ake it easy with the Birkenstock Madrid Birko-Flor™ sandal. The Birko-Flor™ upper of this women's sandal features a single adjustable strap with a buckle closure to provide the perfect fit. A signature, suede-covered Birkenstock molded cork footbed offers shock absorption to avoid fatigue, and arch support for stability; plus, it conforms to your foot for support. The raised toe bar encourages a natural walking motion, while the deep heel cup keeps your foot placed directly above the footbed’s natural padding. The EVA sole of the Birkenstock Madrid Birko-Flor™ sandal offers excellent traction.