Heatless spiral curls for extra-long hair. Extra long curl formers are good for up to 22 inches (55 centimeters) of hair. 40 curlers in the bag. The different colors turn different directions, but are the same length and tightness. Used once. I’ve since switched to other methods. But I did find them more comfortable than foam rollers, and they didn’t leave that kink mark you sometimes get with rollers