Birkenstock Madrid Big Buckle combines a sleek single-strap slider with an oversized shiny buckle for refined everyday wear. Product image is indicative. Key attributes: Blue | Pale blue | Leather | Supportive footbed | Lightweight, flexible outsole | Adjustable buckle strap | Easy slip-on design | Wide single strap | Oversized shiny metal buckle | Contoured cork-latex footbed | Composition & care: 100% leather | Cork and latex footbed | EVA outsole