The Genuine BMW Cover Rear Window Top - 51318223846 is a high-quality cover designed specifically for the rear window of BMW vehicles. It is made from durable materials that provide protection against weather elements, such as rain and UV rays. The cover is designed to fit snugly over the rear window, providing a secure and tight fit. It also features the BMW logo, adding a touch of style to your vehicle. This cover is an authentic BMW product, ensuring the highest quality and compatibility with your BMW vehicle.