This wiper blade is special wiper blade, and have the metal steel. In Middle East is very popular. The fuction has as follows: No-fulcrum designation, shady flexible strip made from high-carbon steel. Average the pressure to make the strip docile to windshield & make no noise, achieve perfect clean definition. The strip is made from pure nature caoutchouc; It has the feature of anti-ozone, endure high & low temperature. Excellent scrape ability This kind of brusher is very perfect in getting rid of raindrops. Covered by triangle coat This is to make sure the blade can scrape perfectly no matter the car is under high-speed or against the wind. Multi-functional spring with hock You can assemble freely to standard hook without any tooling. Size from 11-34"