No need to duck and cover. Party like it's 1959! Those of a certain age will remember being taught to crouch under their school desks in case of nuclear attack. It's a sign of the times (if you'll pardon our pun), that this genuine metal sign provokes grins, not fear. So go ahead and hang this classic radioactive fallout shelter sign where people can see it. It's a great conversation starter, posted in the kitchen, bathroom or as a joke in your basement bar. So go ahead – grab yours today.