300 year astro calendar by piet hein.

keep an eye on the future by pinpointing the actual days of specific dates. determined the day you were born, what day it's going to be when you turn 206 or impress your friends with your insight.

our boss found out he was born on a wednesday and he swears his life is forever changed. please note: intense self realization is not guaranteed with use of this product 12" diameter.

Delivery Time: 1-2 weeks (Quick! Overnight if Needed)