Convenience: Pre-measured sachets ensure accurate, consistent saline preparation. Application: For use with the NeilMed Sinus Rinse squeeze bottle system, allowing for controlled pressure and volume. Usage: Nasal Allergies Dryness: Helps alleviate symptoms of nasal allergies and dryness. Sinus Pressure Nasal Stuffiness: Provides relief from sinus pressure and nasal congestion. Flu Cold Symptoms: Soothes nasal symptoms associated with the flu and common cold. Nasal Irritation: Effective for irritation caused by dust, fumes, animal dander, pollen, smoke, etc. Post Nasal Drip: Helps to clear post-nasal drip and related congestion.