The BIRKENSTOCK Rio is a sporty, elegant sandal with an ankle strap that offers reliable and comfortable grip – including during boisterous play. The upper is made from the skin-friendly, hard-wearing synthetic material Birko-Flor® with a shiny patent coating. Anatomically shaped cork-latex footbed Upper: Birko-Flor® with patent coating Footbed lining: suede Sole: EVA Details: two straps, each with an individually adjustable metal pin buckle; ankle strap Made in Germany