Sensitive Eyes® Saline Solution is a gentle, pH-balanced formula which contains potassium, an ingredient found in natural tears. For rinsing soft (hydrophilic) and gas permeable contact lenses after cleaning and before lens insertion with chemical (not heat) and hydrogen peroxide systems. Removes loosened debris and traces of daily cleaner when used as a rinse after cleaning. It can also be used to rinse lens cases and as a final (pre-inserting) lens rinse after chemical (not heat) and hydrogen peroxide disinfection. Never to be used for lens disinfection, but can be used for rinsing soft contact lenses and rigid gas permeable contact lenses.