These new boys' medium swim trunks in size 8 are perfect for the beach and surfing activities. With a solid black color and UPF50+ protection, these polyester shorts are machine washable and designed with a trunk style bottom. The Wonder Nation brand ensures quality and durability, making them a great addition to any boy's swimwear collection. With their beach theme and focus on performance and activity, these swim trunks are both stylish and functional for a day of fun in the sun.