Bio Lube Advance Dental Handpiece Lubricant and Cleaner, Synthetic biodegradable handpiece lubricant. Safe for all handpieces. Nontoxic and nonflammable. No need to lubricate after sterilization. Reconditions bearing cages and O-rings to stay pliable. Cleaner eliminates sticky residue from internal parts and frees up frozen turbines. Universal aerosol. Contains: 1 - 7 oz Bottle of Lubricant and 1 - 7 oz Bottle of Cleaner. 7 oz. Lubricant and 7 oz. Cleaner