The Arc'teryx Women's Atom LT Vest is a popular sleeveless waterproof safety thermal activewear vest known for its exceptional performance and versatility. Made with high-quality materials, this vest offers excellent protection against the elements while keeping you warm and comfortable. The vest features Coreloft synthetic insulation, providing lightweight and breathable warmth even in wet conditions. The water-resistant outer fabric sheds light rain and snow, keeping you dry during your outdoor adventures. The sleeveless design allows for easy layering and freedom of movement. The Atom LT Vest also has multiple pockets, including hand pockets and an internal chest pocket, providing convenient storage for your essentials. With its sleek design and reliable performance, the Arc'teryx Women's Atom LT Vest is a top choice for women looking for a high-performance activewear vest.