Refreshing Eucalyptus Sauna Oil Fragrance, 16oz (500ml). 100% natural, Suprema Grade Eucalyptus Sauna Aroma Oil is essential for any steam sauna. Part of the 'Superior Sauna Experience', add a few drops of this Eucalyptus fragrance oil in your sauna water bucket for a refreshing, invigorating sauna bath. Recommended to dilute a few drops per quart of water. Then sprinkle water on the hot sauna heater rocks for steam as you normally would, and enjoy the wonderful benefits of vaporized Eucalyptus essence oil fragrance.