Classic Birkenstock comfort sandals - with soft nubuck leather features and a big buckle accent - will have your feet feeling their best for hours on end. Width note: Birkenstock "Narrow" = "Narrow/Medium" fit. Women's equivalent: A-B. See size chart above to convert US size to Birkenstock European size. Raised toe bar is designed to encourage the natural gripping motion of your feet. Nubuck upper with big buckle two-strap design. Anatomically correct footbed is crafted from cork that is 100% renewable and sustainable. Suede-lined contoured footbed molds to the shape of your foot. Flexible EVA outsole offers lightweight, shock-absorbing support with lasting durability. Neutral heel profile and deep heel cup aid in distributing body weight more evenly. Made in Germany. Women's Birkenstock Big Buckle Arizona Sandals, Nubuck Old Rose 40 N(A-B), Suede Leather