Base camp of layering. Streamlined base layer with H2X-DRY® moisture management technology that wicks moisture away from the skin. The Base Thermal 1/4 Zip features a grid back fleece which offers superior thermal properties, while allowing for excellent airflow and breathability. Specifications * Anti-Snag * UVR Sun Protection * Contour Side Panels * Reverse Coil Front 1/4 Zipper * Tonal Cover Stitching * 95% Polyester, 5% Spandex with Drop Needle Double Knit Fleece Wicking and Thermal, 7.08oz./yd2 (USA) / 240gsm (CDN)