Introducing NEW Terramar 3.0 Altitude Turtle Neck Shirt. This women's thermal turtleneck shirt is the perfect addition to your outdoor wardrobe. With its long sleeves and basic design, it's perfect for active outdoor lifestyles such as skiing and hiking. The slim fit cut and tubular knit construction with a brushed inner layer help to trap air and keep you warm in cold weather temperatures. Made of dual-ply microfiber fabric, it's breathable and has added stretch for extra ease of movement. The shirt features a seamless construction, which ensures maximum comfort and a smooth fit. Whether you're hitting the slopes or hitting the trails, this shirt has got you covered.