TheraTears Lubricant Eye Drops, 0.5-Ounce Bottle (Pack of 2)

Sterile. Becomes preservative free on eye contact! Provides dry-eye relief that works. Patented electrolyte balance. TheraTears in a bottle contains a patented preserving ingredient that turns into pure oxygen and water on eye contact. Oxygen and water work with the TheraTears formula to provide soothing dry-eye relief that works. Helpful Hints: TheraTears in a bottle becomes preservative free on eye contact, and is designed for eyes with mild to moderate dryness or eyes that need occasional or maintenance treatment. Now you can have the benefits of a preservative-free solution, and use only the drops you need. 18 Years of clinical research by an eye physician yield a medical breakthrough.