AutoTex F8-18 F8 Universal Flex Windshield Wiper Blade - 18" (Pack of 1) AutoConnex adapter system comes pre-installed connector fits hook, pin and bayonet arms. Additional connectors fit small and large Side Pin, small and large Top Button, and Pinch Tab applications All-rubber frame prevents freezing and snow build-up Multiple pressure points for consistency across multiple windshield types DuraTex advanced rubber compound is compression-molded, 100% natural rubber