The Birkenstock Men's Arizona Birkibuc Casual Sandals are an iconic style complemented with signature comfort. They feature an upper made from the skin-friendly, hard-wearing synthetic material Birko-Flor® and they are lined on the inside with a soft, breathable layer of fleece. A contoured cork footbed conforms to the shape of your foot and features pronounced arch support, a deep heel cup, and a roomy toe box. The Birkenstock Men's Arizona Birkibuc Casual Sandals ensures that every step is softly cushioned.