Under Armour Men UA Tech Heatgear Fitted 3/4 Sleeve T-Shirt UA Tech fabric is quick-drying, ultra-soft & has a more natural feel Moisture Transport System wicks sweat & dries fast Anti-odor technology prevents the growth of odor causing microbes Polyester. UPF 30. 3/4 sleeves. Fitted: Next-to-skin without the squeeze.