Soft Mesh Lined; Elastic-drawstring waistband closure; 4-Way stretch performance fit that is durable with adjustable straps UPF 50+ quick dry 4-way stretch microfiber provides excellent sun protection and durability to keep your boys active, comfortable, breathable and flexible in dry and wet conditions; The quick dry water-resistant fabric with super soft mesh lining also wicks moisture and dries quickly after playing in the water Waterproof welded zip side pocket provides a safe option for storage; Reflective logo for a stylish beachwear look; This bathing suit features elasticized waistband with drawstring and contrast side stripes for comfort and adjustability Suitable for any circumstance when walking, running, swimming, at beaches, schools, in the swimming pool or even at home Standard U.S. Sizing [Please refer to size chart on the product image]; Machine Wash [cold & gentle cycle - garment inside out - hang dry preferred] This Rokka&Rolla - Boys' 4-Way Stretch Swim Trunks is your must have beachwear essential. The boys' board shorts are equipped with UPF 50+ for enhanced UV sun protection. With breathable, stretchable fabric to allow you to remain lightweight when swimming. These boys swim trunks have an elastic-drawstring waistband to help secure tightly when performing rigorous activities. With quick-dry microfibers to help improve the water-resistance in your swimsuit.