Make your dry eyes feel better with the drops doctors recommend Sensitive Preservative-Free Moisture Drops for Dry Eyes Refresh Classic Lubricant Eye Drops instantly moisturizes and relieves dry, irritated eyes with our original formula for sensitive eyes. Refresh Classic drops come in preservative-free single-use vials and are safe to use as often as needed, so your eyes can feel good - anytime, anywhere.What can cause dry eye? Heating and air conditioning Computer use and reading Wind and sun Certain medications Natural aging process LASIK procedures Suggested Use: To open, twist and pull tab to remove;Instill 1 or 2 drops in the affected eye(s) as needed and discard container.Other information Use only if single-use container is intact Use before expiration date marked on container Store at 59°-86°F (15°-30°C) Retain this carton for future reference UPC: 300230506014 Weight: 0.38 lbs