The single bore no label, titles, or credits, and came packaged between the paper insert of the clamshell case and the plastic sleeve for holding cover artwork, in such a way that the disc itself can be seen as the cornea of the eye featured on the original artwork.
A standalone disc had no markings, names, or acknowledgments, and was placed between the paper insert of the clamshell case and the plastic sleeve containing the artwork, making it resemble the cornea in the original image.