FZ150 type is the latest design. 100% natural rubber formula supports maximum, durablity and smoother wiping action in the most extreme weather, and anti-rust, anti-ozone, anti-ultraviolet tradition. Excellent scraping effect give you best and safest visibility. Humanization design lead to easily assembly. It also has double spring steel, stainless steel backing, and internally install high-carbon steel plate with good rebound character and anti-rust. Easy installation evenly balance free chatter and no streak in, you can change wiper directly not need to change the arm.