Sinus Rinse is a natural soothing saline nasal wash. A large volume low pressure nasal wash is the most effective way to irrigate the nose based on current medical studies. Nasal irrigation is an excellent way to cleanse mucus from the nose making medications more effective. Irrigation also clean allergens, irritants, bacteria, and viruses from the nose reducing the frequency of infection. Furthermore they help decrease swelling in the nose and increase air flow. Sinus Rinse is great for all ages; it is available in Isotonic, Paediatric and Hyper-tonic concentrations.Key Features: Preservative and drug free pH balanced, no burning, no stinging premixed sachets safe to use during pregnancy Clinically proven Large volume, low positive pressure system for true nasal rinse Cost effective USP grade solution(99% purity)