Ready to use in your favorite oil warmer - no wax or water carrier needed. * Strongly concentrated, intensely fragrant * Packaged in cobalt blue glass bottle with euro style dropper cap * This is a phthalate free fragrance oil * Did you know? A soufflé is a lightly baked cake made with egg yolks and beaten egg whites combined with various other ingredients and served as a savory main dish or sweetened as a dessert. The word soufflé is the past participle of the French verb souffler which means "to blow up" or more loosely "puff up"