SilBlade FLX 2121 Premium Beam Wiper Blade Set - 21"/21" Glides smoothly across the windshield, leaving crystal clear view Unique curved frameless wiper blade; It conforms to a sleeker, more curved windshields on today's vehicles Easy installation, it has patented preinstalled adaptor that fits the vast majority of vehicles A set of 2 wipers with sizes fit to year, make and model Frustration free package which utilizes recycled cardboard with no plastic waste