A lightly brushed midweight base layer. * Made from a unique blend of 86% microfilament polyester and 14% spandex incorporating, 360° stretch for complete range of motion. * EC2® Qwik-Dri™ process for maximum moisture transport, quick drying, and exceptional warmth. * Antimicrobial process helps eliminate odor causing bacteria. * Flatlock seam construction for durability and comfort.