Streamlined base layer features H2X-DRY® fabric that wicks moisture away from the skin, helping regulate optimum body comfort during high exertion activities. This 1/4-zip contours the body, while contrast seam and zip makes you stand out of the crowd. The perfect thermal base layer for a multi-layer system. STORMTECH H2X-DRY® Moisture Management. 1/4 Zip. Thumb Holes. Contrast Cover Stitch Detail. Chin Saver. 92% Polyester, 8% Spandex Single Jersey, 5.90oz./yd2 (USA) / 200gsm (CDN)