Innovative delivery system designed to prevent contamination and to release one drop at a time. Can be used up to 6 months once opened. Sodium hyaluronate helps relieve dry eyes (including symptoms of burning and grittiness).   100% natural relief of burning, dry, irritated and tired eyes.  Unique combination of hyaluronic acid and eye bright (euphrasia). Preservative and phosphate-free. Compatible with contact lenses. Sterile drops.  Vegan and Cruelty-free.