Zipper closure??Sun protection??UPF 50+ fabrics block more than 98% of UVA and UVB rays.??Non-friction??Patchwork flatlock seams reduce chaffing,82% Polyester +18% Lycra.??Versatile design ??Long raglan sleeve ,zipper front and Crew neckline design, Easy to take off & on even when get wet.??Innovative second skin??Ultra soft 4-way super stretch fabric,Quick dry,Anti-chlorine , feels like a second skin.??Functional??Perfect for surfing,diving,snorkeling,wakeboarding and stand up paddle boarding (SUP), water yoga.