OUTER LAYER: 100% POLYURETHANE, INNER LAYER: 100% POLYURETHANE, INSOLE: 100% POLYURETHANE, SOLE: 100% THERMOPLASTIC RUBBER Women's Roman-style flip-flops in black. Made of comfortable eco-leather. The flip-flops have a flat sole that ensures stability and comfort while walking. Plus, they're lightweight and airy, making them perfect for warm days. Flip-flops with flat soles are a versatile model that is perfect for summer trips or holidays by the sea.