Birkenstock Madrid Big Buckle EVA Narrow Fit delivers lightweight, water-resistant comfort with an anatomically shaped EVA footbed and a bold oversized buckle. Product image is indicative Key attributes: Gray Taupe | EVA | Water-resistant | Washable | Ultra-lightweight | Shock-absorbent | Adjustable buckle strap | Anatomical footbed | One-piece EVA construction | Single wide band | Oversized buckle detail | Open toe | Dimensions & fit: Narrow Fit | Composition & care: Upper: EVA | Footbed: EVA | Outsole: EVA | Buckle: Synthetic polymer | Rinse or wash with water; air dry.