Under Armour Elevated Heather Stripes Polo 88% polyester Loose: Full, loose fit for enhanced range of motion & breathable comfort no matter where your workout takes you. Soft anti-pick, anti-pill fabric has a cleaner, snag-free finish 4-Way Stretch fabrication allows greater mobility in any direction Moisture Transport System wicks sweat away from the body Anti-Odor technology prevents the growth of odor causing microbes plus 30+ UPF protects your skin from the sun's harmful rays