A quilled flower set in the middle of this would make a pretty ornament! Just thread a cord through one of the inside of the tubes and pull it through the top, for a hanger. I would make single layers, if I were making an ornament.
How to make paper stars: start with a star shape, score five times along the points, fold in half along each of the scores, then pinch the ends to make them Super easy, and super cute! - Our Secret Crafts