Optrex Eye Wash is specially formulated Eye Wash, which provides sensitive and moisture-replenishing relief for eyes irritated by dust, grit or smoke. Benefits: Balanced at the natural pH level of tears Specially designed to combat the effects of age and modern living Soothes, cools and refreshes eyes How to Use: Always clean eye bath by boiling in water. The eye bath should only be one third full. Do not dilute the lotion.