The Panasonic WES9013PC Replacement Blade and Foil for ARC3 Shavers is a complete set. The hypoallergenic blade provides comfort and a close shave. This set is particularly designed for Panasonic men s electric shavers. The genuine Panasonic ARC3 replacement blades come with ultra-sharp blades and ultra-thin foils that are made from premium Japanese stainless steel. The foil and blade set offers a clean and accurate trimming experience. It is recommended that you replace these razor blades and foil when they are dull.