NeilMed SINUS RINSE is an easy squeeze bottle system that allows you to deliver the saline solution with positive pressure to clean the nasal passages thoroughly, while maintaining your head in an upright position. You have complete control of the pressure and volume of solution, ensuring a gentle, soothing and therapeutic experience. Daily rinsing is safe and will keep your nasal passages clean, healthy and open. Use For Nasal Allergies, Dryness and Hay Fever Sinus Pressure and Nasal Stuffiness Nasal Symptoms from Flu and Cold Nasal Irritation from Occupational and House Dust, Fumes, Animal Dander, Grass, Pollen, Smoke, etc. Post Nasal Drip and Nasal Congestion Advantages Soothing, No Burning or Stinging Large Volume and Low Pressure System for Saline Nasal Irrigation, Moisturization and Daily Nasal Hygiene Single piece, custom-designed rounded black cap fits any nasal opening. No push and pull components make for easy cleaning. Preservative, Drug, Iodine, BPA, Gluten and Latex Free Premixed Packets of USP Grade Sodium Chloride and Sodium Bicarbonate (Purity level 99% or higher) Excellent cleansing prior to spraying nasal corticosteroids pH Balanced and Isotonic, or Hypertonic with two or more packets Smooth Flow with easy squeeze bottle Empties nearly 95% in upright position Suitable for use after sinus surgery and during pregnancy. Consult your physician with concerns. Portable for travel guarantee.