Specially Formulated Silicone Rubber For Use In Wiper Blades,To provide ultimate durability and extreme weather performance. Will Not Dry Out And Crack - Features Proprietary Climate Defense Technology, Providing Protection From Long-Term Exposure to Harsh Environmental Conditions. The flexible beam blade technology provides uniform pressure points along the length of the blade, allowing it to fit and mold to the curvature of th windshield. Easy Installation And Universal Fit - Uniclick Adapter System Is Easy To Use And Allows For Quick And Secure Installation. Graphite coating on wiper to ensure smoother wiping