BIRKENSTOCK Arizona Essentials EVA Color: Elemental Blue EU Size: 40 (US women's size 9-9.5) Modeled on the cork original, this sandal is made from ultra lightweight and highly flexible EVA. These sandals are shock absorbing, waterproof, and skin-friendly. Wear them at the beach, in the garden, or around the gym and atter workouts. Upper/lining/sole: one piece molded EVA Details: two straps, each with an individually adjustable pin buckle; waterproof, washable, ultra lightweight Made in Germany Smoke free home