With the Roadline NTS Half Zip Baselayer from Swix, you get a base layer shirt that is perfect for running, cycling or cross-country skiing. The undershirt has a figure-hugging fit and is made of a stretchy, quick-drying material that provides good breathability for optimal comfort. The high collar with chin guard and half-length zipper provide extra protection against cold winds and easily adjustable ventilation. Long sleeves and reflective details make this shirt both practical and safe. Fits as well as a first layer on cold days and as it is in milder weather conditions.