Sophisticated up front, casual in the back. The Buckley clog is accessorized with your favorite accessory—an oversized buckle. On heritage oiled leather that only gets better with wear. Complete with an original contoured footbed that'll feel uniquely yours wherever you wear it. Contoured cork-latex footbed for legendary Birkenstock® support Oiled leather upper for a unique finish Suede footbed lining helps keep you comfortable EVA sole is flexible and lightweight Adjustable strap with oversized metal pin buckle Footbed made in Germany Upper material: Oiled leather Oiled leather is one of our favorite types of leather. Its oily waxed surface makes for a unique color effect and develops a beautiful patina. The oily finish of our natural leather products results in color variation, making every pair unique. Insole: Natural leather Footbed material: Cork Outsole: EVA