Sinus Rinse is a soothing natural saline nasal wash. A large volume low positive pressure nasal wash is the most effective way to irrigate the nose based on current medical studies. Nasal Irrigation is an excellent way to clean mucus from the nose making medication more effective. They also clean allergens & irritants. Furthermore, they help reduce swelling in the nose and increase air flow. Sinus Rinse is suitable for all ages.