hydraSense® for Dry Eyes comes in an innovative, sterile, multi-dose bottle with a filter system that allows the product to be preservative-free. It contains sodium hyaluronate, a clinically proven, naturally-sourced lubricant that hydrates, lubricates and protects your eyes. Try hydraSense® for Dry Eyes - effective, long-lasting relief of dry eye symptoms while being gentle on your eyes. To be sure this product is suitable for you, always read and follow the label. Contains sodium hyaluronate and other ingredients.