Install：Using a snap-on precision positioning system, it ensures that it will not loosen or wobble on bumpy roads, thus guaranteeing stable and reliable use. Function：Car air conditioning vents are used to deliver cool air for every corner of the car. Material：Made with special materials to ensure reliable for performance; suitable for air intakes and central air conditioning ventilation panels; Function: Serves as the core support frame for the air conditioning vents, securing the louvers and airflow control knobs to maintain normal airflow direction adjustment. Reminder: Differentiate between the pure inner support frame and the decorative outer frame; purchase only as needed. Only select the decorative frame if the exterior is damaged; if the frame is cracked, the entire assembly must be replaced., Manufacturer: YSSLYEU1