Rubber sole ✅COMFORTABLE FABRIC: The upper of our water shoes for kids is smooth and stretch that made of a diving material with breathable and quick-dry ability. No Sogginess. No smell. No fadeness and Not stuffy. ✅LIGHTWEIGHT & FLEXIBLE: Our water shoes kids is super lightweight and flexible just like socks, make you feel great freedom and comfortable in wearing.The insole can be removed and easy to wash. ✅FOOT SAFETY: This kids water shoes is wearable and top-quality sole,non-slip resistance for great protection to kid’s little feet,protecting feet from being hurt by sharp objects. ✅OCCASIONS:various size suited for infant, toddler, little kids , big kids,boys and girls. Perfect for beach games,swimming,pool,water park,walking,playground,vacation,home,Outdoor sports etc. Especially for family outings! ✅GOOD SERVICE: Sunnywoo kids water shoes promise exchange, return if there are any size/quality issues, make your purchase risk free.