The T3 Curl ID is the first professional curling iron that’s truly personalized. This game-changing tool uses advanced technology to simplify your styling experience, eliminate guesswork, and minimize damage1. Equipped with a smart-touch interface and HeatID technology, T3 Curl ID intelligently adjusts heat to your unique profile, based on your hair texture, color and chemical treatments. The result? Smooth, beautiful curls that last. HeatID technology First-of-its-kind styling personalization with a smart touch interface and 9 precise heat settings that automatically adjust to your specific hair needs, without overexposing your hair to unnecessary heat. Diagnose your hair Input your unique hair profile based on hair texture, color, and chemical treatments, for optimized heat and smooth, shiny curls that last. CeraGloss™ barrel Custom blend ceramic barrel glides smoothly through hair for shiny, smooth curls that last