Take your swim laps to the next level with our Flow Brief. This snug. high-performance brief features a classic silhouette. an inner drawcord for a customizable fit. sleek. and a trim leg opening that doesn’t sag or gap. Plus. it’s made with our durable. chlorine-resistant Endurance+ fabric that’s built to last without fading or losing shape and our signature. Block the Burn UPF 50+ for extra sun protection.