(Product performance) First,shell is made of plastic which looks more beautiful in appearance , and durable in usage. The hidden wing design of exterior is more aerodynamic. When the vehicle is in high speed ,our wiper blade will always stick to the glass . Second,Steel shelf to make the main frame of our product more sturdy and also will avoid jitter and miscellaneous sound when using normal flat wiper blade, so that our wiper blade will maintain at good working statues in high-speed condition. Third,the sticky strip is made of the imported natural Rubber HRR-3 anti-aging formula and PTFE treatment which have best effects of scrubbing and mute sound. Our strip has strong temperature resistant properties. Whether used in high or low temperatures, it will not become soften or harden. More durable in usage. Fourth,Stainless steel built-in design of our wiper blade will greatly enhance its flexibility and can cope with different curvature of the glass, also scrub glass more clean. Fifth,Removable plastic interface applicable to all model of vehicles. Can be widely used in Chinese , Japanese cars, as well as some of the United States, Germany vehicles.