Under Armour Men's Base 3.0 Leggings 92% Polyester/8% Elastane Imported UA Base 3.0 is built to fight the bitter cold without weighing you down Soft, brushed negative grid interior traps hot air, providing superior warmth 4-way stretch construction moves better in every direction Material wicks sweat & dries really fast Anti-odor technology prevents the growth of odor-causing microbes