Preservative-free: This spray is free from preservatives, making it suitable for individuals with allergies, including allergic rhinitis. Dust and allergen removal: The spray effectively washes away dust and allergens, such as dust and pollen, which can trigger nasal congestion and discomfort. Clearing and soothing: FESS Seawater Spray clears and soothes nasal passages, providing relief from congestion and promoting comfort. Non-medicated: As a non-medicated nasal spray, it offers a natural and gentle solution for relieving nasal and sinus congestion. Overall, FESS Seawater Spray for Sensitive Noses provides a gentle and effective option for individuals seeking relief from nasal congestion caused by allergies, hay fever, colds, and flu. Its natural formulation and preservative-free composition make it suitable for sensitive noses.