Ordinary handkerchief tied in a ring. All eyes untie this knot. Handkerchief crumpled in her hands. Then expand the palm and show that your handkerchief, as before, again tied in a ring!
Mysticism? No. The thing is that the two opposite (diagonal) end of the handkerchief pre-tied knot. This handkerchief is folded tube, so the node is not visible. It is not visible and when the other two ends of the scarf are also connected together.
Unleashing everyone's mind this second node and Komkov headscarf, you then demonstrate another hidden node. And the audience the impression that the shawl was fastened node independently.