Nano-titanium, nano-silver, ceramic flat iron - 1-3/8" plates •Top-of-the-line nano-silver and nano-titanium plates •94 ventilating holes dispense negative ions •Nano-ceramic KOREAN TECHNOLOGY heating elements heat to 450 °F (232 °C) •Built-in ion generator, nano-silver infused housing •Narrow 1-3/8” plates with surround heat (both sides of plate become hot) •Advanced ergonomic design, 9’ tangle-free swivel cord •Ventilating holes circulate negative ions generated by the built-in ion generator