UA Microthread technology in the fabric dries faster, won't cling to you, won't chafe & stretches without absorbing sweat Knit grid texture on the chest delivers added breathability 30+ UPF protects your skin from the sun's harmful rays 4-way stretch construction moves better in every direction Material wicks sweat & dries really fast Anti-odor technology prevents the growth of odor-causing microbes 2-button placket for clean, modern look Contrast trims on sleeves & collar 100% Polyester Imported