One is to seal and waterproof, blocking rainwater and dust from entering the car, keeping the interior dry and comfortable; The second is sound insulation and noise reduction, which weakens wind and road noise and enhances driving and riding quietness; Thirdly, it provides cushioning and shock absorption to reduce the collision between the car door and the body, and protect the car paint and components; The fourth is to prevent dust and wind, block sand, debris from entering, and reduce the frequency of interior cleaning; The fifth is to improve sealing, reduce air conditioning energy consumption, make the temperature control in the car more efficient, prevent window fogging, and ensure driving visibility., Manufacturer: WANG ZHE SHOP