This UltraClub men's t - shirt is perfect for active guys who love sports or just want to look stylish. You can wear it during workouts, outdoor runs, or casual outings. It weighs 4 oz. and is made of 100% micro - polyester. Whether it's a sweltering summer day or a frigid winter, this shirt has you covered. Wear it alone in summer for its moisture - wicking feature, or layer it up in winter for extra warmth.