The Marmot Women's Jena Vest is a lightweight and packable sleeveless windproof thermal vest. It is made with a durable nylon shell and filled with 700-fill power down insulation, providing excellent warmth without adding bulk. The vest features a full zip-up front and a stand-up collar for added protection against the cold. It also has zippered hand pockets and an internal chest pocket for convenient storage. The Jena Vest is designed to be highly compressible, making it easy to pack and carry. Whether you're hiking, skiing, or traveling, this vest is a great choice for layering.