TAION Men's Lightweight Puffer Vest, a best-selling inner down vest popular since the brand's inception. Made with ECO materials, this basic inner down vest is light, warm, and features a simple design that can be worn under jackets and coats, as well as over T-shirts, shirts, parkas, etc. The V-neckline provides a clean look. Available in a wide range of colors and sizes to suit your needs. Fabric: 100% Nylon Shell, 100% Polyester Lining.