Crafted with our Thermotech Technology, Mountain Tek is built from passion and expertise to outfit your cold-weather adventures. Our high-quality, affordable basics keep you warm and comfortable, so your snowy escapes are about making memories, not battling the cold. Whether it's your first trip to the mountains or a family tradition, trust Mountain Tek for top-quality base layers designed for peak performance. This midweight base layer delivers warmth without bulk. The double-layer 150 GSM fabric traps air for insulation, while the relaxed fit ensures comfort. Acclimate Dry+ technology wicks moisture, and odor-blocking properties keep you fresh. Features offset shoulder seams, overlocked self-neck trim, and flat seam construction for added comfort. | Mountain Tek Women's Performance Base Layer Top