Top 8 Essential Oils Set with 120 ml Diffuser for Aromatherapy by Radha Beauty Go to amazon.com Related posts Best oil diffuser set DescriptionAn aromatherapy set featuring two of our most popular best-selling products: one 120ml diffuser and a 8 piece essential oil set (lavender, tea tree, peppermint, eucalyptus, frankincense, rosemary, orange, and lemongrass).