To improve curling performance, to lower a cost and to improve handleability.

In this curling iron, when a glove 14 separably and attachably provided on the outer periphery of a heating rod 10 is revolved around the heating rod 10, the heating rod 10 is rotated on its own axis in a direction opposite to the revolving direction of the glove 14. The rear part of the heating rod 10 is rotatably inserted to a shaft 12, a cover roller 16 is rotatably fitted to the outer periphery of the shaft 12 and the heating rod 10, and the glove 14 is attached to the cover roller 16. Also, an internal gear 26 is attached to the cover roller 16, a sun gear 24 is attached to the heating rod 10, a planet gear 30 to be engaged with both the gears 24, and 26 is attached to the shaft 12, the cover roller 16 is rotated and rotation in the opposite direction is given to the heating rod 10.