The Nike Women's Pro Hyperwarm Long Sleeve Top is a top-rated base layer top for women's tennis. It is made with Nike Pro Hyperwarm fabric that helps keep you warm and comfortable in cold weather conditions. The fitted design and stretchy material allow for a full range of motion on the court. The long sleeves provide extra coverage and protection from the elements. This base layer top also features Dri-FIT technology to wick away sweat and keep you dry during intense matches. With its stylish design and excellent performance, it's no wonder why it is one of the most wished for women's tennis base layer tops on Amazon.