This set includes three 10 ml sized essential oils, Rosemary, Eucalyptus, and Sweet Orange, and an essential oil guide. The oils included in this set are among our top sellers and are commonly used in aromatherapy, making this set great for those new to essential oils or even those who use essential oils often! Each oil is 100% pure, therapeutic, and undiluted. The essential oil guide included contains information on over 80 essential oils as well as recipes and tips for using them.