One of the BIRKENSTOCK familys favorite classics is reinterpreted and modernized here. Inspired by the cork sandal, this model is made of exceptionally lightweight and flexible EVA synthetic material. This high-quality synthetic material is odorless and free of harmful substances, offering numerous advantages: it is very lightweight, elastic, skin-friendly, and shock-absorbing. BIRKENSTOCK anatomical footbed in EVA Upper, Insole, Outsole: One-piece molded EVA Details: Waterproof, washable, ultra-lightweight, and shock-absorbing “Made in Germany”