Prevents airflow resonance noise caused by gaps during driving. 4PCS For Insight 2010 2011 2012 2013 2014 Outside Window Moulding Weatherstrip. This window seal fits snugly against the windows, effectively preventing wind, water, dust, and noise from entering the vehicle, creating a quiet and comfortable driving environment. Dustproof: The window seal effectively prevents rainwater and dust from seeping into the vehicle, protecting passengers and seats and reducing cleaning and maintenance work. Waterproofing: Sealing strips can prevent rainwater or other liquids from seeping into the car interior to a certain extent., Manufacturer: Liqiao