Under Armour UA Gimme Boxes Polo Shirt - Men's 88% Polyester / 12% Elastane 4-way stretch fabrication allows greater mobility & maintains shape Moisture Transport System wicks sweat away from the body 30+ UPF protects your skin from the sun's harmful rays. Durable rib-knit collar. Updated performance fit Anti-odor technology prevents the growth of odor causing microbes Soft anti-pick, anti-pill fabric has a cleaner, snag-free finish