Blink Intensive Tears is a specially formulated eye drop which provides protection & comfort for contact lens wearers whose eyes become dry, irritated, or uncomfortable whilst wearing their contact lenses. The advanced lubricating formula contains Ocu Pure preservative technology, which dissipates into gentle, natural tear components. The Blink Intensive Tears drops can hold moisture in the eye for up to 60 minutes, helping to ensure you experience less discomfort whilst wearing your contact lenses. Blink Intensive Tears is suitable for daily use.