The Marmot Women's Jena Vest is a popular choice for those seeking a lightweight and compressible thermal vest. This vest is filled with 700-fill-power down insulation, providing excellent warmth without weighing you down. It features a zippered front, two zippered hand pockets, and a stand-up collar to keep you cozy in cold weather. The Jena Vest also has a water-resistant outer shell, making it suitable for various outdoor activities. Whether you're hiking, skiing, or traveling, this vest is a versatile and high-performance option.