Birkenstock Milano Memphis Leather Taupe, Natural Cork Sandal, NWB, size 41 (10-10.5) Add a heel strap to the Birkenstock iconic Arizona sandal and you get the Milano – a classic with added stability. Birko-Flor - durable, synthetic upper material with a leather-like finish and soft backing Suede lined footbed Contoured cork footbed conforms to the shape of your foot Lightweight EVA sole