The kit contain of 25ml caloclear lens spray microfiber lens cleaning cloth and 4 in 1 screwnut driver repair tool caloclear lens spray the caloclear optical lens cleaning spray from calotherm is a top quality multi purpose lens cleaner suitable for all ophthalmic lenses especially suitable for multi anti reflection coated spectacle camera optical instrument lenses the product takes a dirt and smears from lens whether glasses or electronics and turn them into something marvellously cl