The BIRKENSTOCK Rio sandal is a classic among childrens styles. Originally designed in the 1970s, this sandal has provided comfort to generations of children throughout the summer. BIRKENSTOCK has reinterpreted the Rio sandal in trendy neon colors and high-quality synthetic materials. Inspired by the cork sandal, this model is made of particularly lightweight and flexible EVA synthetic material. BIRKENSTOCK anatomical footbed in EVA Upper, Insole, Outsole: One-piece molded EVA Details: Fully molded one-piece shoe, synthetic buckle, waterproof, washable, ultra-lightweight, and shock-absorbing “Made in Germany”