91% polyester and 9% spandexUPF 50 sun protectionLightweight performance fabric is quick-drying and moisture-wickingFeaturing anti-microbial fabricWhether you're hitting the gym, going for a run, or simply running errands, our "Go To Tee" is the perfect choice for all your active endeavors.Fits True To SizeIsaac is 6'3 205 Pounds Wearing a Size Large