For the temporary relief of burning, irritation, and discomfort due to dryness of the eye or exposure to wind or sun. May be used as a protectant against further irritation. Advanced formula adapts to your dry eye needs for immediate comfort and longer-lasting relief. Relief with every blink. Restores your tear film each time you blink. Clinically shown to improve tear film stability. Gentle OcuPure preservative disappears in your eye. Immediate comfort .Active Ingredients: Polyethylene Glycol 400 0.25%.