BIO IONIC StyleWinder Professional Rotating Curling Iron - Ceramic Curling Iron, 1 Hour Automatic Shut-Off, 440 °F Temperature Control Curling Wand for Healthier, Conditioned Curls 1.5"inch barrel.

Easy to use self rolling barrel makes it easier to create curls and wavesCustomized styling dependent on barrel sizeBio Ionic Moisturizing Heat locks in hair's moisture for healthy, long-lasting curlsDigital temperature control up to 440°F with auto-shutoff and 110V

et the iron do the curling, after you clamp the hair, and wrap around the barrel, use your index finger and thum to roll the barrel as it winds the hair up into a curl. 1.5" inch barrel.