NASAR Challenge Coin is a 1 1/2 inch circular coin with the NASAR
Logo on the front in three colors and the back of the coin is one color
and says "...that others may live." The coin is 1/8 inch thick and a
very nice weight, a little heavier than a silver dollar.
Don't be caught without your NASAR Challenge Coin when your friend or team member shows you their coin.