Anatomically shaped BIRKENSTOCK footbed made from EVA Upper/lining/sole: a single piece of EVA Details: two straps, each with an individually adjustable metal tongue buckle; waterproof, washable, ultra lightweight Made in Germany
Upper: EVA EVA (ethylene vinyl acetate) is a high-quality, very light, elastic material with very good cushioning. As a result, it smooths out slight irregularities in the floor and ensures that every step is softly cushioned.