Comfort Shield SD, 15 doses x 0.3 ml, I.COM Comfort Shield is a clear, preservative-free, viscoelastic protective shield for the cornea. Contains only natural ingredients, biological substances. Comfort Shield imitates natural tears, protects and moisturizes the surface of the eyes. This feature provides lasting dry eye comfort. Ingredients: 0.15% Hylan A, sodium chloride, sodium phosphate, sodium diphosphate and pure water. How to use:Detach a doseTap the can gently to make the liquid flowTwist the cap and unfold itApply one drop to the eye or contact lensWith the eye closed, gently massage the eyelid to distribute the liquid as evenly as possible.Presentation: 15 doses x 0.3 ml