Get ready for some summer fun with these Vineyard Vines swim trunks in boys size XL (30" waist). The blue and red striped pattern is perfect for a patriotic or nautical themed day at the beach. Made of 100% polyester, these trunks are durable and comfortable for all-day wear. They feature a classic board shorts style with a swim bottom design. Great for boys who love to swim and play in the water.