Arizona Black Birko-Flor is a genuine classic that has been delighting both men and women for decades. This simple sandal with two straps stands for timeless design and has long held cult status thanks to its comfort factor. The upper is made from the skin-friendly, hard-wearing synthetic material Birko-Flor®. Anatomically shaped cork-latex footbed Upper: Birko-Flor® Footbed lining: suede Sole: EVA Details: two straps, each with an individually adjustable metal pin buckle Birko-Flor is made of easy-to-care-for and hygienic PVC, which has been lined on the inside with a soft, breathable layer of fleece. This high-quality material is very gentle on the skin, and it's comfortable while also being very durable.