Birkenstock Madrid Big Buckle Sandal Women's Free Shipping DSW Birkenstock Women's Madrid Big Buckle Sandal The Shoe Co. Birkenstock Women's Madrid Big Buckle Sandal Birkenstock Women's Madrid Big Buckle 1 Strap SoftMoc.com Birkenstock Madrid Big Buckle Sandal Review. Classicly cute and all day wearable. We love this sandal. Step into minimalist elegance with the Women's Madrid Big Buckle Sandal by Birkenstock, crafted in a chic Almond shade. The sandal boasts a single adjustable strap made from premium nubuck leather, featuring a prominent buckle for a customizable fit. The signature suede covered Birkenstock molded cork footbed offers exceptional shock absorption and arch support, conforming to your foot for unparalleled comfort. Finished with a lightweight EVA sole and a flattering open toe design, these sandals are perfect for a spring dinner party or Thanksgiving celebration.