Steam is instant.
Helps provide fast natural relief from allergies, sinus congestion and headaches, colds, flu, cough and dryness Provides instant germ free, allergen free, and pollutant free therapeutic mist that penetrates deep for superb relief Handheld, so you can use it anywhere, anytime. Aroma: Add Mypurmist Scentpad with Eucalyptus and Peppermint for soothing relief (included) First and only handheld steam inhaler that combines an instant germ-free steam device with a HEPA air purifier and ultrapure sterile water to provide the Ultrapure Advantage. Steam, a natural effective decongestant, is Doctor Recommended for natural respiratory relief. Mypurmist 2 Handheld Ultrapure Steam Inhaler | CVS FDA registered.