Functionality: Weather Protection: Door visors act as a barrier, preventing rain, snow, and wind from entering the vehicle when the windows are slightly open. Ventilation: They allow for fresh air circulation by enabling windows to be opened while still providing some protection from the elements. Reduced Wind Noise: By streamlining airflow around the windows, visors can help minimize wind noise, particularly at higher speeds. Sun Protection: In some cases, visors can also help reduce glare from the sun. Types and Materials: In-Channel: These visors are installed within the window channel, often requiring removal of the window trim. Tape-On: These are attached to the door frame using adhesive tape. Clip-On: These use clips to attach to the window frame. Materials: Visors are typically made from durable, impact-resistant materials like acrylic or polycarbonate. Benefits: Enhanced Comfort: Improved ventilation and reduced wind noise contribute to a more comfortable driving experience. Increased Usability: Allowing windows to be open in various weather conditions makes the vehicle more versatile. Reduced Interior Heat: By allowing for ventilation, visors can help reduce the build-up of heat inside a parked car. Aesthetic Enhancement: Some visors are designed to complement the vehicle's styling, adding a subtle visual upgrade. Installation: Installation typically involves cleaning the window area, attaching the visor (using adhesive or clips), and ensuring a secure fit.