Soft anti-pick, anti-pill fabric is extremely breathable & lightweight. Quick-dry for all-day comfort. Material wicks sweat & dries really fast. Anti-odor technology prevents the growth of odor causing microbes. 4-way stretch construction moves better in every direction. UPF 50+ . Self-fabric collar with 3 button placket. UA logo on upper back. 88% Polyester/ 12% Elastane.