Never worn!! NWT Birkenstock Yao Balance White with rose gold buckles. Sz38 From Birkenstock website: A geometric designed strap sandal, the Yao couples style with a touch of luxury and features the iconic BIRKENSTOCK footbed to provide both comfort and flair. 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 Details: two straps, each with an individually adjustable metal tongue buckle