PEAK OPTIX PLUS wiper blades are designed with advanced all-weather technology that enable the blades to combat extreme conditions and provide year-round visibility, no matter the forecast. Best of all, is the EZCHECK Wear Indicator feature that tells you when it's the right time to replace your blades making it a smart addition to any vehicle. The handy EZCHECK Wear Indicator changes color from black to yellow, notifying you when it’s time for a new set. PEAK OPTIX PLUS wiper blades are equipped with an EZ-SNAP Universal Connector System which fits most wiper blade arms, and installation is quick with easy- to-follow instructions inside the package. Blades are available in lengths ranging from 16” to 28”.