OUTER LAYER: 100% POLYURETHANE, INNER LAYER: 100% POLYURETHANE, INSOLE: 100% POLYURETHANE, SOLE: 100% POLYVINYL CHLORIDE Black flip-flops, no patterns. Wide belt and large bow at the front. Thick rubber outsole in the same color. Convenient and practical. They are ideal for warm summer days, for sports and more elegant styles.