ASLAM wiper blades are designed to withstand all weather tough.Whatever the extreme weather comes your way,our wipers will provide optimal visibility. ASLAM wiper blades aim to provide smooth,streak-free operation.If you are not so completely satisfied with our products,please feel free to contact us and we will make it right for you. Arm types covered: ASLAM wiper Type M contains several different kinds of adapters in the package.You can just select one right from them according to your specific vehicle model. More details about installation are available on the package. What's in the package: A pair of front windscreen wipers A pair of refills for the wiper Several adapters to choose accordingly Suggestions and tips: ·Do not wait to replace the worn and damaged wipers until bad weather hits or visibility is so deteriorated that safety is compromised. ·A regular inspection schedule will help avoid potentially dangerous situations.Please replace the windshield wipers at least every 6 months. ·While washing your car,clean the windshield and rubber wiping element to remove road grime and other deposits that can impair wiper operation. ·Do not use windshield wipers as ice scrapers.Use an ice scraper as much as possible when deicing vehicles.Allow plenty of time to warm up the vehicle with the defroster on “high”to loosen as much ice and snow as possible. Kindly reminder:If there is any issue with our product,please let us know.You can send your problem timely to us by email and we will do our best to resolve it.Thanks a lot.