The Nike Women's Aeroloft Vest is a stylish and functional sleeveless windproof thermal vest. It is made from lightweight and breathable polyester fabric, providing excellent wind resistance and insulation. The vest features a full zip closure and a stand-up collar for added coverage. It also has zippered hand pockets and an internal chest pocket for convenient storage. With its sleek design and innovative Aeroloft technology, this vest offers optimal warmth and comfort during outdoor activities.