Systane Ultra UD is a preservative-free lubricant eye drop solution that comes in convenient single-use vials of 0.7ml each. It provides fast relief from dry eye symptoms and extended protection through its high-performance formula containing Polyethylene Glycol 400 0.4% and Propylene Glycol 0.3%. This product is specifically designed for those with sensitive eyes or who prefer preservative-free formulations. Each box contains 30 sterile single-dose vials. The drops can be used as needed for temporary relief of burning and irritation due to eye dryness. Once opened, each vial should be discarded after single use. Store at room temperature and keep out of reach of children. If irritation persists or vision changes occur, discontinue use and consult a healthcare professional.