Ayr Allergy & Sinus Hypertonic Saline Nasal Mist helps flush irritating allergens and dust from the nasal passages. Ayr Allergy & Sinus Hypertonic Saline Nasal Mist is a refreshing solution that provides essential relief for overworked noses, helping to clear congestion from the nasal and sinus area. Formulated to minimize discomfort when applied, Ayr Allergy & Sinus also helps to reduce nasal swelling caused by allergies, the flu and common colds. Ayr helps you breathe better.