From the Publishers webpage:
Deluxe 'Mayan' LE 'dragonskin' hardcover with bonded leather slipcase, foil stamping, two cloth bookmarks, high quality 100# paper, gold-gilded page edges, 1 poster, numbered LE page (only 250 Deluxe LEs available!) plus the digital download.

User comments:
It was later changed to 500 copies of the Deluxe LE.