Material: The Boys' Compression Swim Trunks are made with breathable quick dry, sun proctection fabrics. The silky compression lining is a 4-way stretch, ultra-light, breathable, Anti-chafing, and prevents itching caused by sand. Elastic waistband: Elastic waistband drawstring, which can be adjusted to fit the waist freely to prevent the swimming trunks boys from slipping off . Occasions: Boys swimming trunks are suitable for swimming, surfing, playing, drifting, walking, running, beach volleyball, pool, and other outdoor sports. Let your boys spend a comfortable and personalized summer. Design: Kids Compression swimming trunks with unique print design, gradient palm tree, blue shark, floral and flamingo, make your child more bright in the beach , let your boy have more energy and enthusiasm. Washing: Machine wash or hand Wash for easy care,do not bleach