The Marmot Women's Jena Vest is a high-performance sleeveless insulated vest that is perfect for outdoor enthusiasts. It is filled with 700-fill power down insulation, providing exceptional warmth in cold conditions. The vest features a zippered front, two zippered hand pockets, and a stand-up collar. It is also lightweight and packable, making it easy to carry on outdoor adventures. With its premium materials and superior insulation, it's no wonder this vest is a best seller on Amazon.