Under Armour UA coldblack Stripe Turf LG Academy 100% Polyester coldblack technology is built right into the dye, reflecting the suns heat & harmful rays, so you feel cooler & stay protected. Revolutionary coldblack technology reflects IR & heat rays, so even dark color dont get as hot 30+ UPF protects your skin from the suns harmful rays Anti-odor technology prevents the growth of odor causing microbes Moisture Transport System wicks sweat & dries fast