The Pritech flat iron features the Dynamic Alignment System to ensure perfect contact between your hair and the plates. It supplies even heat distribution for true silky straight hair. Its ceramic/tourmaline ion technology will generate gentle far-infrared heat and extra negative ions to create the perfectly frizz-free hair without heat damage. Kiss bad hair days goodbye!Tourmaline/Ceramic Technology:True Silky Straight Hair with No DamageTourmaline, a precious stone, generates up to 6 times more negative ions upon heating than traditional ceramic irons. The extra negative ions along with gentle far-infrared heat guarantee soft, smooth, frizz-free silky straight hair without heat damage.Easier and More Enjoyable to UsePritech advanced design features patented Dynamic Alignment System: the plate pair self-adjust to provide perfect contact between your hair and plates, eliminating any damaging "hot spots" and "pressure points" so that the it can work through the hair smoothly without pulling. Straightening your hair has never been easier and more enjoyable!