For best results hair should be clean. Maintaining some tension, slowly side the iron down each section of hair from the roots to the ends. Be careful to avoid touching your hands or scalp with the hot plates. Allow hair to cool before combing or brushing. Once styling is complete. Unplug the iron and allow to cool before storing. The iron is equipped with a variable temperature setting dial, allowing for the temperature to be adjusted according to the type and texture of the hair: 170-200 for fine, thin hair, 260-340 for thin to medium textured hair, 400 for thick hair.