ArOmis Solum Nox Oil DiffuserThis ArOmis aromatherapy diffuser is a professional, therapeutic grade cold air pressure nebulizer designed with serious aromatherapy practitioners in mind. This base is made from beautiful wood in the straight line (Solum) shape stained dark red brown (Nox). The bottles are made of clear glass and three styles are offered: The Merus with its smooth glass with gentle oval bowl tapering into a narrow neck with a flared rim on which sits its dedicated