The AVS In-Channel Ventvisors 94502 are a set of window visors designed to be installed inside the window channel of a vehicle. These visors allow for the windows to be slightly open while driving, providing ventilation and reducing interior heat buildup. The visors are made of durable, UV-resistant acrylic material and are custom molded to fit the specific make and model of the vehicle. They also feature a sleek, low-profile design that enhances the appearance of the vehicle. The AVS In-Channel Ventvisors 94502 are easy to install with no drilling or special tools required. They come with a limited lifetime warranty.