FOR: Swim, surf, stand-up paddleboard, and all water sports FEEL: Recycled swim fabric is sleek with high stretch FAVE: Layer over your swimsuit for added UPF coverage and rash protection Doubles as a UV-defense crop top for high-index days, in or out of the waves Flatlock seams keep chafing at a minimum Underarm gussets guarantee comfortable, full-range mobility Close-to-skin coverage that won't cling Rashguard.