hydraSense Medium Stream Benefits: - Clinically proven to help reduce and relieve nasal cold symptoms such as nasal obstruction and secretion, and related sinus pressure - 100% Natural-source seawater - Facilitates better breathing - Cleanses excessive mucus accumulation caused by colds, allergies and upper respiratory tract infections - Non-medicated solution without chemical additives - Suitable for regular or frequent use without rebound effects when used as directed. Ingredients: 100% natural-source, undiluted seawater equivalent to 9 g/L (0.9%) sodium chloride and a combination of more than 70 marine trace elements.