Birkenstock Women's Madrid Big Buckle Patent Leather Sandal Pure SageThe Birkenstock Madrid Big Buckle in Pure Sage updates the brands iconic onestrap slide with a bold, oversized buckle and a glossy patent finish. This minimalist sandal keeps the classic Birkenstock comfort you expect, built on a contoured corklatex footbed that supports your arches and encourages a natural walking motion. The wide single strap in soft sage green adds a modern, feminine touch that works with casual denim, airy dresses, or loungewear.