Keep your clippers and blades properly maintained and lubricated with Oster Premium Blade Lube. Ideal for use with all clippers, trimmers, and blades, this clipper lube helps ensure efficient blade performance by keeping blades and bearings lubricated. When used regularly, it maintains a light film of oil between the upper and lower parts of the blade, helping significantly prolong blade life. This electric trimmer lubricant is made from refined white mineral oil of the highest purity and is approved as a lubricant by the USDA. It comes in a 4-fluid ounce dropper bottle for easy and precise application.