DURABLE MATERIALS: The fabric of boys swim trunks is 100% durable polyester, swim trunks lining: 100% polyester mesh. These boys Swim Shorts are soft to the touch. The boys' swimsuits are chlorine resistant and the board shorts retain color without worrying about color loss. Make these beach swim shorts ideal for swimming. Our boys' swimwear or swim trunks all have an excellent quick drying function and fade-resistant that only takes about 5 to 10 minutes for the swim trunks to dry.

FEATURE: This boys' swim trunks are designed with elastic waistband and adjustable drawstring, which can be freely adjusted for all kinds of sports. The swim trunks have 3 pockets, 2 deepening pockets on the side of the pants, a perforated pocket with metal ring on the back side, which can help the swim trunks drain and sand effectively. These boys' swim trunks are designed with elastic waistband and adjustable drawstring, which can be freely adjusted for all kinds of sports.

SUN PROTECTION: The fabric of these swim trunks is rated up to UPF 50+, providing maximum UV protection, blocking 98% of harmful uva and uvb, protecting your child's skin even when the swim trunks are wet. These boys swim trunks are designed for boys, with the cutest colors and patterns, referencing boys' favorite swimsuit styles. We have pineapples, rainbows, stripes, ice cream, donuts, flamingos and coconut tree. The loose fit of swim shorts will make your boy stand out on the beach.

PERFECT FIT: Our boys swim trunks with Compression Liner come in 7 sizes to fit 2 swim trunks, 3 swim trunks, 4 swim trunks, 5 swim trunks, 6-7 swim trunks, 8swim trunks, but age is for reference only. You can choose the size according to your child's actual body type. These boys swim short perfect for their children. These boys swim trunks will allow your kids to enjoy their time at the beach, vacation, water parks, pool parties, weekends and more. This swimsuit is a perfect gift for your boy.

TRUE BOYS REGULAR SIZE: Swim trunks are normal US size, please read the size chart picture. If your boy is skinny or average, choose from our age-appropriate swim trunks. Then if it is husky size, please compare its waist and weight and choose a larger size from the chart. As a parent of two boys, if it's between sizes, I would suggest you purchase the larger one. Boys grow so fast in their teenage years!