This Sport-Tek long sleeve rashguard tee is great for men who love outdoor activities like water sports and team events. It's made of a 5.9 - ounce, 90/10 poly/spandex stretch jersey. The tee has a trim and comfortable fit, and it's tag - free for added comfort. With a UPF rating of 50, it provides excellent sun protection. The raglan sleeves and underarm gussets allow for easy movement, whether you're swimming laps or competing in a team event.