Precision cut, natural rubber wiping edge helps remove the smallest droplets for a clear view and added safety Simple, one-step installation for 90% of vehicle applications - without the need for additional adapters Vented metal frame reduces wind lift to maintain blade contact at all speeds for clean and consistent performance Fits the most popular wiper arm types: 9x3mm Hook, 9x4mm Hook, 4.8mm (3/16 inch) Small Pin, 6.35mm (1/4 inch) Large Pin Remove rubber lip protector from wiper blade before use