Soft anti-pick, anti-pill 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 sun's harmful rays. Rib knit collar with contrast tipping. Under Armour branded trim on back collar. Loose fit. 95% Polyester/ 5% Elastane.