The new Rain-X Expert Fit blades are a great option for maintaining the wiper blade technology and design originally installed on the vehicle. For the last 40 years, Rain-X has provided drivers with products to help them outsmart the elements. All Rain-X products are designed to help keep our customers a confident step ahead of Mother Nature on the road. Rain-X Expert Fit Beam Wiper Provides original equipment quality design for vehicles originally installed with beam blade technology. Quality beam blade solution that meets or exceeds original equipment manufacturers standards. Curved to provide a smooth wipe. Aerodynamic spoiler to reduce wind lift. Premium Beam Blade Technology Curved design provides a smooth, virtually streak-free wipe Superior Wind Lift Performance Asymmetrical spoiler provides best wind lift reduction at high speeds Quiet, Chatter-free Wipe Tec3 rubber with a protective coating provides smooth, quiet wipe and protects against elements Good Durability Optimal curvature and pressure distribution for more even wear and extended blade life Wiper Blade Information and Maintenance Rain-X Tips and Information to Help You Outsmart the Elements Have You Changed Your Wiper Blades Lately. Wiper blades should be replaced every six months to a year or as soon as you notice a difference in driving visibility. When wiper blades no longer make proper contact with the windshield surface, they can begin to squeak, chatter, skip, smear, or streak reducing driving visibility. An easy way to remember to proactively change your wiper blades is to replace them on Groundhog Day. Whether the Groundhog predicts six more weeks of winter or early spring, new wiper blades are necessary to prepare you for 6 weeks of harsh winter driving conditions or 6 weeks of Spring showers.