Abstract: A device for displaying permanent wave or hair curling rods and the curls produced by them is disclosed for use in both professional hair styling salons and the home. This device includes a support, such as a ring or frame work, to which are attached permanent wave rods or curlers representative of the sizes used in the industry. On each rod or curler is a lock of hair processed to show the size and tightness of the curl resulting from use of that particular rod or curler. When attached to a framework type of support the rods and their curls are arranged to represent the relationship between the several sizes of curls and lengths of hair that result in a layered look hairstyle.