IZUTECH BTX450F Tourmaline-Infused Ceramic Plates. Color: Cotton Pink BTX450 FEATURES Straight or Curly : Meticulously designed to style from the straightest to the curliest of looks. It can effortlessly take the hair from straight to curly or curly to straight. Fast, Stable Heating Technology : Quickly heats up to 450F, allowing one to effortlessly style even the coarsest of hair types. Dual Voltage : Allows for styling anywhere in the world, 120V and 220V. Tourmaline Ceramic : BTX450’s Tourmaline-Infused Ceramic Plates release 20 times more negative ions than regular ceramic flat irons, more efficiently sealing the hair’s cuticle layers and leaving the hair looking healthy with unmatched shine.