One of UNIQLO’s main product is HEATTECH. These clothes are sold in many countries. It keeps people warm, so it is useful in winter. It is thin and comfortable, so people can wear many layers of clothing easily. Also it has some good functions: it keeps in heat, and dries quickly. HEATTECH material has odor control, is anti-static, and stretches. Moreover, there are a variety of HEATTECH products, including: T-shirts, turtlenecks, underwear, leggings, and socks. Furthermore, heattech jeans have gotten attention for keeping people warm.