The WeatherTech Deflector - Rear - Drk Smk 81185 is a rear window deflector designed to protect your vehicle's rear window from debris, rain, and other elements while driving. It is made from durable, dark smoke-colored acrylic material that is custom-molded to fit your specific vehicle's make and model. The deflector is easy to install with no drilling or modifications required, and it can be easily removed for cleaning. It also features a sleek, aerodynamic design that complements the look of your vehicle. Overall, the WeatherTech Deflector - Rear - Drk Smk 81185 is a practical and stylish accessory that helps keep your rear window clean and protected.