1. Natural rubber telfon coating ,refillable 2. Silent,long life time 3. Easy install on ... ,lead more safer and reliable.2, Easy install on the wiper blade, and install on cars, which bring perfect wiping performance3, novel ... quality, easily install, and resonable price.5. rubber for frameless wiper blade Audited factory: Telfon Coating Rubber Wiper Blade from FLATECH