Fess Nasal & Sinus Mist is a preservative-free, non-medicated hypertonic saline spray designed to provide natural congestion relief. This alkaline buffered solution helps relieve sinus pressure, sinusitis, hayfever, allergies, and symptoms associated with cold and flu. The product contains hypertonic saline mist (sodium chloride 30 mg/mL) that is alkaline buffered. It is specifically formulated to help clear nasal passages and provide relief from various nasal and sinus conditions. Being preservative-free and non-medicated makes it suitable for regular use. The spray format allows for easy application directly into nasal passages for effective relief of congestion and sinus pressure.