Sterile single-use containers. Immediate, long-lasting relief plus protection. For dryness & irritation. Preservative-free vials for sensitive eyes. Long lasting relief plus protection. Refresh Plus Lubricant Eye Drops provides immediate, long lasting relief plus protection from dryness and irritation. Refresh Plus does more than just soothe and relieve your eyes. It also protects against further irritation with its unique long-lasting lubricant, CMC. Refresh Plus Lubricant Eye Drops is a preservative-free to eliminate the potential irritation to your eyes caused by the preservatives found in some bottled eye drops. Safe to use as often as necessary, Refresh Plus provides 24-hour comfort for dry, irritated eyes. Many things can make your eyes feel dry, scratchy, burning, or uncomfortable. Air conditioners or heaters. Computer use. Reading. Some medications. Wind. Or a reduction in the amount of tears your body produces - tears which help to lubricate and nourish your eyes. Refresh Plus Lubricant Eyes Drops restores the moisture your eyes crave with a special formula that has some of the same healthy qualities as natural tears. Since Refresh Plus is preservative-free, it also avoids the potential irritation to your eyes caused by the preservatives found in bottled eye drops. So you can apply Refresh Plus Lubricant Eye Drops as often as necessary without the risk of preservative - induced irritation.