The Nike Women's Pro Warm Long Sleeve Top is another popular choice for women's gradient base layer tops on Amazon. It features a gradient design that adds a stylish touch to your workout attire. The Pro Warm fabric provides a soft and cozy feel, while also keeping you dry and comfortable by wicking away sweat. The long sleeves offer extra coverage and warmth, making it ideal for cold weather activities. Whether you're hitting the gym or going for a run, this top will keep you looking and feeling great.