The Marmot Women's Jena Vest is a high-performance thermal activewear vest that is perfect for outdoor activities. This vest is filled with 700-fill power down insulation, providing exceptional warmth in cold conditions. It features a lightweight and compressible design, making it easy to pack and carry. The vest also has zippered hand pockets and an internal chest pocket for convenient storage. With its premium materials and durable construction, it's no surprise that this vest is highly rated and popular among women on Amazon.