The ‘Madrid’ sandal simplifies the classic Birkenstock design into a single strap shoe. Crafted from EVA, a lightweight and highly flexible material, the sandal provides the ultimate cushioning against uneven terrains. The footbed is moulded to the contours of the foot, offering arch support, moulded heel cups and toe grips. The perfect functional slip-on for the gym or beach, the ‘Madrid’ sandal is waterproof and easily wiped clean. Made in Germany Upper: EVA. Sole: EVA. Please Note: This style has a narrow fit.