mypurmist 2 is a plug-in ultrapure steam inhaler that you are free to enjoy instant natural therapy anywhere, anytime. mypurmist free offers our unique ULTRAPURE ADVANTAGE: Combining ultrapure sterile water, our patented CFV instant steam device, and a medical-grade HEPA filter, provides pure therapeutic warm mist - effectively free from germs and allergens. mypurmist free is managed by a powerful processor that includes Bluetooth connectivity to help you manage your symptoms! Instant, natural and ultrapure therapy for your congestion. Get relief today!