Steam is instant.
The result is warm therapeutic mist effectively free from germs, allergens, and pollutants - in a device you can use at home, at work and when traveling. Steam, a natural effective decongestant, is Doctor Recommended for natural respiratory relief. Provides instant 100% natural drug-free pure therapeutic mist for fast relief from allergies, sinus congestion, and colds. Comfortable design: Handheld, ultra lightweight with a soft latex-free surface and mask.