Marimer Isotonic Spray is a 100ml nasal solution made with natural sea water. It helps cleanse and moisturize nasal passages while maintaining the natural balance of nasal secretions due to its isotonic formulation that matches the body's salt concentration. This isotonic nasal spray is suitable for daily nasal hygiene and can help relieve nasal congestion and dryness. The spray format allows for easy application. As this is a personal care product for nasal use, please follow the usage instructions on the package and consult a healthcare provider if symptoms persist.