100% Pure Therapeutic Essential Oils - no fillers, additives, bases or carriers added. Set includes 10ml each of Bergamot, Lemon, Peppermint, Tea Tree, Cinnamon, Lemongrass, Rosemary, Wintergreen, Eucalyptus, Mandarin, Spearmint, Lavender, Mint, Sweet Orange. Uses: aromatherapy, custom massage and body oils, vaporizer, diffusion, oil burner, inhalation, compress, perfume, blends, spa , home care and cleaning products. Can be used with compatible aroma diffusers or many humidifiers, by adding a few drops of oil.