Against bad smells: Retains harmful gases such as ozone and exhaust fumes whilst neutralizing foul-smelling gases Protects the air conditioner: The filter protects your car's air conditioning system from dust and dirt, helping it to stay cleaner Easy to Replace – Simple installation process to quickly replace old filters, helping you maintain optimal air with minimal effort. The core filter component of the car's air conditioning system blocks dust, pollen, and other particulate matter from the air, purifying the incoming air and reducing the amount of polluted air entering the cabin. A multi-layered composite filter material combination: a coarse filter layer intercepts large particles, while a fine filter element adsorbs fine dust., Manufacturer: THUJMGH