This isn't your grandpa's long underwear! The most versatile of the UA Base thermals, the Under Armour Base 2.0 Legging is perfect for cold-weather conditions as well as a variety of activity levels. Midweight 93% polyester, 7% elastane ColdGear fabric dries quickly to keep you light and comfortable. The soft, brushed negative grid interior traps hot air to provide superior warmth. Four-way stretch fabrication allows greater mobility and maintains its shape, while ArmourBlock anti-odor technology helps prevent the growth of odor-causing microbes. The Signature Moisture Transport System wicks sweat away from the body to keep you dry. Smooth flatlock stitching and ergonomic seam placement help reduce chafing and allow for easy layering. This fitted pant features a performance waistband and a working fly. Imported.