mypurmist has re-invented steam delivery by providing germ free steam instantly without the presence of any boiling water. The instant fine mist penetrates deep into your sinuses, nose, and throat for superb relief. mypurmist's soothing mist provides effective symptomatic relief of allergies, sinusitis, colds/flu, cough, laryngitis, parched throat, and discomfort from sore throat.