... because of high air current, thus can guarantee the blade’s working effect and the safety of the driver.3 ... climates, low and high temperature endurance.6) innovated wiper blade conncetion way, there is no need to change the rocker ... bar: A grade rubber bar, graphitizing, ossifyproof.4) plastic of accessory: Nylon 66, agingproof5) surface dealing: athode electrophoretic painting, excellent ...