Refresh Wiper Blades for Mercedes Benz ML-Class W164 (2005 - 2011) / R-Class W251 (2006 - 2010) / GL-Class X164 (2007-2012) - 28"/21" (Pack of 2) Fit pinch tab wiper arms only. For Mercedes M / ML- Class W164, R-Class W251, GL-Class X164 Exclusive streamlined - design spoiler with low profile for reducing windage effectively, making no noise and performcing more stable while working Longer Life : Spoiler made with PVR that is anti-oxidation,high-temperature Resistant and Never Faded protects wiper from being harmed by sunlight and air Durable Refill : Excellent anti-ozone and high temperature-resistant rubber makes refill most resistant to crack from exposure to ozone and sun light and last longer than other competitions Wipe Cleaner : Internal felexible steel structure makes pressure well distribute on the windshield surface, so that whole wiper will fit perfect curvature of winshield