The Hanes Women's X-Temp Thermal Top is a best-selling gradient base layer top for women on Amazon. It is made from a blend of cotton and polyester, providing a soft and comfortable feel. The X-Temp technology adapts to your body temperature, keeping you warm when it's cold and cool when it's hot. The thermal fabric traps heat for extra warmth, making it perfect for layering under your winter clothing. Whether you're lounging at home or braving the cold outdoors, this top will keep you cozy and comfortable.