Our best flat iron with predictive technology. Winner of 50 global beauty awards and 3x winner of the much-coveted Allure Best of Beauty Award for Best Flatiron #1 bestselling smart styler with predictive technology Discover our best selling smart styler with over 50 global beauty awards, including three Allure Best of Beauty Awards for Best Flat Iron. No more guessing the correct styling temperature. All of our stylers are pre-set to the safer-for-hair temperature of 365°F: the optimum temperature for styling on every hair type. ghd's ultra-zone™ technology monitors heat 250x a second to maintain the healthiest temperature without extreme heat damage. Enjoy 70% stronger hair, 75% more shine, and 2x more color protection as per ghd surveys.