Classicly cute and all-day-wearable. We love this sandal.The BIRKENSTOCK Rio is a sporty, elegant sandal with a single strap and an additional backstrap that offers reliable and comfortable grip. It’s just the thing for hot summer days! The upper is made from the skin-friendly, hard-wearing synthetic material Birko-Flor®.Anatomically shaped cork-latex footbedUpper - Birko-Flor®Footbed lining - suedeSole - EVADetails - two straps, each with an individually adjustable metal pin buckle; backstrap“Made in Germany”