Refresh RELIEVA PF Preservative-Free Tears, 0.01 fl oz (0.4 mL), 30 Single-Use Containers

Preservative free formula relieves discomfort due to dry, irritated eyes, Prevents further irritation, Hydrocell technology enables hydration and maintains the volume of cells on the eye's surface, Recommended for sensitive eyes, Can be used after LASIK or other eye surgeries. Follow your eye doctor's instructions if you are using REFRESH RELIEVA PF after an eye surgery (e.g., LASIK) to relieve dryness and discomfort.