The Arc'teryx Women's Atom LT Vest is a high-performance sleeveless insulated vest that is designed to keep you warm and comfortable in cold weather. It features Coreloft insulation, which provides exceptional warmth without adding bulk. The vest is made from durable and lightweight materials that are both breathable and water-resistant. It has a slim fit that allows for easy layering and movement. The Atom LT Vest also has a packable design, making it convenient to carry and store. With its reflective details, this activewear vest enhances visibility in low-light conditions. Whether you're hiking, skiing, or simply running errands, the Arc'teryx Women's Atom LT Vest is a reliable and stylish choice.