Bjorn Daehlie Wool Women’s Baselayer Training Top. Women’s size small. In excellent condition. Perfect for high output activities in cooler temps (running, cycling, skiing, hiking, trekking). Training wool is a thinner wool baselayer for active training in all temperatures. Strategically placed mesh panels provide the best possible ventilation and flat seams combined with the very high-quality wool ensures optimal comfort. 60% wool, 40% polyester