Systane Hydration UD is a preservative-free lubricant eye drop solution that comes in 30 single-use vials of 0.7mL each. It contains hyaluronate for advanced hydration and provides prolonged, long-lasting relief from dry eye symptoms. This sterile eye drop formula is specifically designed for daily use to relieve dry eye discomfort. The preservative-free unit dose vials are convenient for travel and help maintain sterility. Each vial should be discarded after single use. The hyaluronate ingredient helps retain moisture in the eyes for extended periods. For external use only. If irritation persists or vision changes occur, discontinue use and consult a healthcare professional. Store at room temperature and keep out of reach of children.