Stérimar Hayfever and Allergies is an isotonic solution made from 100% natural purified sea water. Free from steroids, drugs and preservatives, Stérimar Hayfever and Allergies is suitable for daily use from 3 years and up to help gently clean and clear nasal passages. When used regularly, Stérimar Hayfever and Allergies helps rebalance nasal functions and helps keep the nose in top condition, helping prevent the onset of allergy symptoms and ear, nose and throat disorders. Collected from a protected site, the sea water solution is recognised for being rich in marine mineral salts and trace elements that are beneficial to the human body. Stérimar Hayfever and Allergies helps to: Cleanse and wash away impurities (dust mites, pet hair, pollen, allergens). Hydrate and restore the natural moisture of the nasal mucosa. Prevent Ear, Nose and Throat disordersKeep the nasal lining in good condition. Improve breathing to aid natural sleep.