Post Nasal Drip. Nasal Dryness from Occupational and House Dust, Fumes, Animal Dander, Grass, Pollen and Smoke. Advantage:. Soothing, No Burning or Stinging, Large Volume & Low Pressure™ System for Saline Nasal Irrigation, Moisturization & Daily Nasal Hygiene. Preservative, Drug, Iodine, BPA, Gluten and Latex Free. Premixed Packets of USP Grade Sodium Chloride & Sodium Bicarbonate (Purity level 99% or higher). Excellent cleansing prior to spraying nasal corticosteroids. pH Balanced & Isotonic or Hypertonic with two or more packets. Pulsatile flow. Suitable for use after sinus surgery and during pregnancy. Consult your physician with concerns. 120 days Money back guarantee. Contents:. One Irrigator. 30 Packets. 3 AA Batteries. Please read caution and warning card before using this product.