From Under Armour, this polo shirt features: ribbed-knit collar short sleeves 2-button placket four-way stretch material that moves better in every direction material wicks sweat and dries really fast anti-odor technology that prevents the growth of odor-causing microbes UPF 50+ protects your skin from the sun's harmful rays In a smooth, soft anti-pick, anti-pill polyester/elastane fabric with a textured snag-free finish Machine wash/tumble dry Imported.