These Old Navy swim trunks for boys in size Large 10-12 feature a fun pink flamingo design, making them perfect for a day at the beach or by the pool. Made of 100% polyester with a 9.5-inch rise and 5-inch inseam, these trunks have a machine washable fabric for easy care. The swim bottom style is in a classic trunk design, with features like an elastic waist and drawstring for a comfortable fit. Ideal for surfing or recreational activities, these swim trunks are a great addition to any young boy's summer wardrobe.