Birkenstock Arizona Big Buckle Eva Narrow Sandal Big Buckle, big splash. Our water-friendly Arizona Essentials sandal, now with translucent big buckles. Lightweight, easy to clean and contoured with footbed support. Contoured footbed provides support Made from one piece of molded EVA Lightweight, washable & water-friendly Two straps with adjustable oversized pin buckles Made in Germany Material details about product materials 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. Insole: 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. Footbed material: 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. Outsole: EVA EVA (ethylene vinyl acetate) is a high-quality, very light, elastic material with extremely good cushioning. As a result, it smooths out slight irregularities in the floor and ensures that every step is softly cushioned.