Birkenstock Women's Madrid Birko-Flor Sandals Color: Patent Leather White/Blue (Narrow Cut, BUT THEY FIT LIKE A REGULAR CUT) Size 10.5 Euro 41 NEW WITH TAGS IN ORIGINAL PACKAGING The original Birkenstock Sandal. A strap, a buckle, and a contoured cork footbed are masterfully combined to create the Madrid. The upper is made from the skin-friendly, hard-wearing synthetic material Birko-Flor. Anatomically shaped cork-latex footbed Upper: Birko-Flor Footbed lining: suede Sole: EVA Made in Germany