The present invention permanent relates to wave hair curling rod toward a number of forms, but the central part of the aforementioned triangular floor Additional constricted shape along a triangular floor portion and a triangular valley additional circumferential direction respectively on both ends gradually formed lower part round floor height to source consists of normal body and the grip, the rod hair curling for permanent wave according to the present invention by providing a fine and strong wave (波形) on the hair curling in a circular despite hours after perm easy curling is not solved volume was curl can last for a long period of time China consists of an oxidizing agent penetrates quickly and evenly and oxidizer so smoothly discharged without remaining, even if applied excessively is less concerned about the quality crumble less hair damage is concerned, the hair ends or broken, the hair winding operation when the tension is easy to adjust the intensity of the wave without slipping and holds the superior ease of operations that can be performed smoothly perm treatment.