ClearPlus 17211 Signature Series Wiper Blade - 21" (Pack of 1) Quick and easy installation system optimizes low profile, safety and functionality features for new and old car models and arm styles Greatly reduces driver visibility constraints common place from snow and ice buildup on conventional frame blades Provides quiet, chatter, streak and smear-free wiping in both directions Resistant to splitting and tearing due to road and weather conditions Meets or exceeds all safety and durability standards established by the Society of Automotive Engineers