Get full protection in alightweight sunshirt that boasts up to UPF 50+ sun protection. Made for long days on the boat or the beach with technical microfiber polyester that is both anti-microbial and moisture wicking. Get full protection in alightweight sunshirt that boasts up to UPF 50+ sun protection. Made for long days on the boat or the beach with technical microfiber polyester that is both anti-microbial and moisture wicking.