Core Dry Active Comfort SS is a soft and functional undershirt that is a good choice for almost any activity, from daily training to alpine skiing, trekking and relaxing après-ski. This versatile and very comfortable base layer is made of polyester, recycled polyamide and polyamide, a soft and functional blend that provides both warmth and efficient moisture transport. In addition, the garment has few seams and a body-shaping structure for better temperature regulation. If you want just one base layer for all your workouts and physical activities, this is it.