Disclosed herein is a perm rod. The perm rod includes a body, a sheet of permanent wave paper, and a rubber band. The body is made of an aluminum material, has a hollow cylindrical shape, and is configured such that hair is rolled around the body, a plurality of slots is formed in the outer surface of the body, and caps, having coupling protrusions, are fitted into the respective ends of the body. The sheet of permanent wave paper is rolled around the body in the state in which an appropriate number of hairs is placed on the sheet of permanent wave paper. The rubber band has coupling holes, which are formed in the respective ends thereof, and is detachably coupled to the coupling protrusions.