The Nike Women's Aeroloft Running Vest is a top-rated sleeveless windproof thermal convertible activewear vest available on Amazon. It is made from a blend of polyester and nylon, offering a lightweight and breathable fit. The vest features Nike Aeroloft technology, which provides targeted insulation to keep you warm without overheating. The windproof construction helps block out cold air, while the DWR (Durable Water Repellent) finish sheds light rain and snow. It has zippered hand pockets and a secure chest pocket for storing essentials. With its sleek design and performance-driven features, this vest is a popular choice among runners and athletes.