Trust the #1 Physician Recommended Brand. Makes 24000 mL (800 fl oz) of Solution. Soothing Saline Nasal Rinse • pH Balanced. For Large Volume & Low Pressure. Saline Nasal Irrigation Moisturization & Daily Hygiene. Isotonic • Hypertonic (with 2 or More Packets) 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 a comfortable position. You have complete control of the pressure and volume of solution ensuring a gentle and soothing experience. Daily rinsing is safe and will keep your nasal passages clean healthy and open. Other important features include:. Single piece custom-designed black cap that fits in any nasal opening. Suitable for use after sinus surgery and during pregnancy. Consult your physician with concerns. Portable for travel. *Money back guarantee. *If returned to the manufacturer within 120 days of purchase. NasaFlo® System: NasaFlo operates on the principle of gravity. Tilting your head and simultaneously raising the NasaFlo device allows the solution to flow down the nasal passages due to the effect of gravity.