Helps prevent air leakage and maintain stable internal temperature，Reduces outside interference and brings quieter driving surroundings. 4PCS Car Outer Windows Rubber Weatherstrip Strip Sealing Belt Moulding Trim For Mazda 3 BK sedan 2004 2005 2006 2007 2008 2009 Black Highly elastic and flexible rubber material, tough and not easy to stretch, fits glass radian closely without deformation. Strong temperature and weather resistance, no cracking, shrinkage or hardening under sun exposure and rain. Tightly covers gaps to stop impurities from entering the car，Buffers slight vibration and collision between adjacent automotive components., Manufacturer: HRQCTIM