Super warm-65% nylon+25% polyester+10% spandex, wrapped body windproof, tightly locked body temperature without fear of cold. Shape-high elastic fibers, close to the skin, outline the hidden beautiful and strong body, perfect stretch, exercise. Breathable material and moisture-wicking fabric for efficient wicking and quick drying, perfect for avoiding dirt and sweat stains. Set-Top and Bottoms together, army tactical styling, bottoms or everyday outerwear, all quality styles, perfect for any season and a great gift for your family. Occasions-This men's thermal underwear is ideal for a variety of activities, for fitness, ball sports, strength training, hiking, daily leisure and more.