Why is eye cleaning necessary? Eyes are one of the most important senses. 80% of our work precision is through our sense of sight. In daily life dust particles, debris, and pollutants get stuck on the eyelids, irritating them. Regular eye washing will reduce the odds of infections, diseases, or irritation, that can damage the eyes. Safe for use Made of high grade and robust plastic. Chemical-free Durable Convenient self-stand Cups have a stand for ease of use. Holds the liquid till you are ready. Easy to use & hassle-free Fill liquid in the cups. Place eye over the cups. Gently adjust the position to fit the cups in the eye socket fully. Dip eyes into the cups & blink for thoroughly cleansed eyes.