SPECS • 86% polyester/14% elastane • Fitted, next-to-skin without the squeeze • ColdGear® Reactor intelligent insulation adapts to your activity level • Material wicks sweat & dries really fast • Anti-odor technology prevents the growth of odor-causing microbes • Fabric has soft, brushed "nodes" next-to-skin for the right warmth that breathes as you move • Mock neck construction for added coverage • Raglan sleeves