The Hurley Boys Swim Trunks in size Large feature a mesh liner for added comfort and breathability. Made from polyester material, these multicolor swim trunks are machine washable and have a drawstring feature for a secure fit. The classic trunk style is perfect for surfing activities, making them a practical and stylish choice for boys who love the water. With the reputable Hurley brand, you can trust in the quality and durability of these swim trunks.