2013 marks the 100th anniversary of the first series of jars designed by the Ball brothers, each jar intended to be better than the one before. 1913 saw the launch of the first true "Perfect Mason" jar. These limited edition blue Ball jars are a celebration of the heritage featuring period-correct blue color and embossed logos on the front and back. These vintage-inspired blue jars maintain all of our modern standards for quality and reliability. Perfect for all of your home canning needs... or as a collectible item!