Use This Product As A Nasal Wash And Mucus Solvent To Help Clear Blocked Nasal Passages And Irritation Caused By Sinusitis, Allergies, Head Colds And Post-Nasal Drip. Includes Nasal Wash Cup. Provides Natural Relief From Nasal Congestion Invigorating Extracts And Natural Oils Dissolves Mucus Helps Clean And Moisturize Nasal Passages Refreshingly Strong Provides Drug-Free Relief Upon Initial Use, You May Experience An Invigorating Sensation Lasting A Few Seconds. This Sensation Is Part Of The Process That Allows This Product To Work.