The Genuine BMW Inner Left Window Channel Cover is a protective cover designed for the left side window channel of BMW vehicles. It is made of high-quality materials and is an authentic BMW product. This cover helps to prevent debris, water, and other elements from entering the window channel, keeping it clean and functioning properly. It is specifically designed for the left side of the vehicle and is easy to install. This inner window channel cover is an essential component for maintaining the integrity and performance of your BMW's window system.