The WeatherTech 10+ BMW 7-Series Front Side Window Deflectors - Dark Smoke are a great way to customize your vehicle. These deflectors are made from an automotive-grade, reinforced acrylic material that is tinted dark smoke for a sleek and stylish look. They are designed to help reduce wind noise and allow fresh air to enter the vehicle, while keeping out the elements. They are easy to install with no drilling required. They also come with a limited lifetime warranty.