• 100% natural seawater nasal spray enriched with high molecular weight hyaluronic acid. • Helps soothe the nasal mucosa, hydrates and relieves dryness associated with allergic rhinitis, sinusitis or dry environments. • Provides immediate respiratory comfort through a formula without preservatives or additives. • Spray system with Air Flow valve that prevents contamination of the contents during use. • Optimizes each application by releasing the exact dose in fine particles, allowing up to 300 doses. • Class I medical device formulated to keep the mucosa clean and protected. • Instructions for use: Apply 1-2 sprays in each nostril, 5 to 6 times a day.