95% Polyester / 5% Elastane. Smooth, soft fabric is extremely breathable & lightweight. 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. UPF 30+ protects your skin from the suns harmful rays. All over jacquard pattern with covered zipper placket. Rib striped trim on back collar. UA logo upper back