Alleviates congestion. Gently cleans sinus and nasal passages. Washes away pollutants, irritants and other airborne contaminants. Helps soothe and moisturize nasal passages due to low humidity, pollutants, overuse of nasal decongestants and other nasal irritants. Thins & loosens mucous secretions. Whether you need Maximum, Moderate or Daily Care, the Xlear Sinus Care System has the right product for you.