Sinus Rinse! is a natural soothing 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, 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! helps alleviate & Nasal Allergies & Dryness Sinusitis, Rhinitis Allergic Asthma Post Nasal Drip Sinus Pressure & Nasal Stuffiness Nasal Symptoms from Flu & Cold Nasal Irritation from Occupational Dust, Fumes, Animal Dander, Grass, Pollen, Smoke, & House Dust Nasal Congestion This pack contains: 30 Sinus Rinse sachets & Educational Brochure These sachets should be used wit NeiMed's Patented 240ml (8oz) Nasal Irrigation Bottle or Neti Pot device to achieve the best results. You may use NeilMeds's sachets wtih other irrigation devices as long as you mix wiht the correct volume of water.