The CoolSwitch Thermocline Long-Sleeeve Crew Tee boasts Under Armour's revolutionary CoolSwitch technology, which helps cool your body and skin so you can perform longer. Rugged 90% polyester, 10% elastane HeatGear fabric has built-in UPF 30+ sun protection to shield your skin against harmful UV rays. ArmourBlock technology helps neutralize odor-causing microbes so you stay smelling fresh. A Stain Release treatment prohibits stains from penetrating the fibers of the fabric, ensuring a look that lasts. The t-shirt features a classic crew-neck collar, rounded bottom hem for added coverage, a "UA" fish hooks logo graphic at the center front, and a small "UA" logo print at the center-back neck. Fitted design. Imported.