The rings sit on the wall bracket and you can spin them daily to indicate date, month and date. The largest ring measures and the calendar is in height, once put together. Designed by Sebastian Bergne.
Calendar using the capillary action of the ink on the paper. “Ink Calendar” make use the timed pace of the ink spreading on the paper to indicate time. The ink is absorbed slowly, and the numbers in the calendar are “printed” daily.