red black and blue 1s

What are the black and blue ones in this picture? : r/vexillology

Jeremy Corbyn Faces New Anti-Semitism Row After Controversial ISIS Comments red black and blue 1s Jo Cox Funeral: Hundreds Line Streets With White Roses For Murdered MP red black and blue 1s Turkey's Justice Minister Hits Out at Germany's History Over Armenia Vote red black and blue 1s Senators Warn of Failure if Troops are Cut in Afghanistan red black and blue 1s

red black and blue 1s Gold White Black Red Blue Beige Grey Price Rose Orange Purple Green Yellow Cyan Bordeaux pink Indigo Brown Silver