Under Armour Men's HeatGear Armour Printed &frac34; Compression Leggings 84% Polyester, 16% Elastane Imported HeatGear fabric is ultra-soft & smooth for extreme comfort with very little weight UPF 30+ protects your skin from the sun's harmful rays 4-way stretch fabrication allows greater mobility in any direction Moisture Transport System wicks sweat & dries fast Anti-odor technology prevents the growth of odor-causing microbes