The Roadworks Universal Anti-Sail Panels are a practical solution for preventing wind resistance on your vehicle. Made from durable stainless steel, these 11 inches by 14 inches panels feature louvers that securely mount to frame rails. With the included hardware, installation is a breeze. These anti-sail panels not only enhance the aerodynamics of your vehicle but also provide a sleek and polished look. Say goodbye to unnecessary drag and enjoy a smoother ride with these reliable and easy-to-install panels.