Now Foods Magnesium Topical Spray 8 FL OZ Pack of 2

What the brand says

NOW Solutions Magnesium Topical Spray is a pure, highly concentrated, topical magnesium chloride solution sourced from ancient seabeds. This Magnesium Spray is easily applied and non-greasy. Approximately 4 sprays equal 66 mg of elemental magnesium. Ingredients: Water and Magnesium Chloride Hexahydrate