Birkenstock's Madrid silhouette delivers timeless comfort with its signature contoured footbed, engineered to support natural arch alignment and promote proper weight distribution. The Big Buckle design features an adjustable strap with a prominent buckle closure, allowing customizable fit for various foot widths. Crafted from Birko-Flor—a durable, water-resistant synthetic material—this style resists moisture and maintains its pristine Graceful Pearl White finish. The lightweight EVA sole provides cushioning and flexibility for all-day wear, while the anatomically designed cork and latex footbed molds to your foot over time. Ideal for casual outings, travel, or everyday comfort, this unisex sandal combines Birkenstock's heritage craftsmanship with modern practicality.