The Nike Women's Aeroloft Flash Running Vest is a top-rated activewear vest that combines style and functionality. Made with lightweight and breathable materials, this vest keeps you comfortable during your runs. It features Aeroloft insulation, which provides warmth without adding bulk. The vest also has a high-visibility design, with reflective details that enhance your visibility in low-light conditions. With its sleeveless design and adjustable fit, this vest allows for maximum freedom of movement. It also has multiple pockets for convenient storage of small essentials. Whether you're running on the road or hitting the trails, this vest is a great choice for staying safe and comfortable.