- Material composition: neoprene + rubber + polyester + elastane, soft and comfortable. - Outer material: neoprene + polyester, flexible upper part made of a breathable quick-drying diving material. They feel soft to the touch, just like socks. - Sole: the sole is made of non-slip rubber. The spandex outer sole has small ventilation holes for quick drying and is soft and flexible. Non-slip and durable so you can play in the water, gym, and beach. - Lining material: 90% polyester + 10% elastane. Good moisture resistance, so the shoes dry quickly. Breathable, thin, skin-like. Keeps the foot comfortable. - Heel shape: Flat This shoe offers optimal protection against sharp objects such as rocks, sea urchins, and shells. - Measurements: Width: 5 cm, Height: 5 cm, Length: 20 cm