The Arc'teryx Women's Atom LT Vest is a popular choice among women looking for a sleeveless safety convertible packable activewear vest that offers exceptional warmth and breathability. It is made from a combination of nylon and polyester, providing durability and comfort. The vest features Coreloft insulation, which retains warmth even when wet. It also has a DWR (Durable Water Repellent) finish, making it water-resistant. The vest's lightweight and compressible design make it easy to pack and carry. Whether you're hiking, skiing, or simply enjoying the outdoors, the Arc'teryx Women's Atom LT Vest is a reliable choice.