Columbia MIDWEIGHT STRETCH LONG SLEEVE TOP This medium light women's Columbia MIDWEIGHT STRETCH LONG SLEEVE TOP T-shirt is the perfect base layer for winter sports. Due to its tech features, it will keep you warm and dry - the Omni-Heat technology regulates your temperature using thermoreflective points and Omni-Wick's advanced evaporation technology will keep you dry and comfortable. The clothes you wear directly on your skin are the ones which make you comfortable or uncomfortable so it is advisable to keep this in mind. Columbia's new range of functional underwear has been designed in conjunction with leading physiologists to provide maximum warmth and minimum weight. Columbia MIDWEIGHT STRETCH LONG SLEEVE TOP