Oster Blade Lube premium lubricating oil for clippers and blades. Premium lubricating oil is designed for professional use. A non-detergent oil that meets FDA purity standards, it is ideal for all clippers and blades. REGULAR USE WILL PROLONG CLIPPER AND BLADE LIFE FEATURES & OPTIONS. How to use: Apply 2-4 drops of lubricating oil to teeth and bearing surfaces of blades as needed. Available in 118ml Size