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. A midweight option for cool conditions, this base layer traps air between its double-layer fabric for insulation. The relaxed fit ensures comfort and ease of movement. 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 durability. | Mountain Tek Men's Performance Base Layer Top