Nike Men's Therma Set - Top and PantThe Nike Therma Men's Long Sleeve 1 4 Zip Training Top gives you a warm, insulating layer for training. It wicks sweat to help keep you dry and comfortable while you work out. This product is made with at least 50% recycled polyester fibers. Nike Therma fabric helps manage your bodys natural heat to keep you warmand performance high when temperatures are low. Dri FIT technology moves sweat from your skin for quicker evaporationhelping you stay dry and