These sandals are shock-absorbing, waterproof, and skin-friendly. Wear them to the beach, in the garden, at the gym, and after your workout. They're the perfect complement to your classic BIRKENSTOCK sandals. Birkenstock anatomical EVA footbed Upper/Lining/ Sole: One-piece molded EVA Details: Two straps, each with an individually adjustable buckle; waterproof, washable, ultra-lightweight Made in Germany