Thin, easy to use plates are designed especially for straightening and curling purposes. Breakthrough technology uses tourmaline ceramic plates for a long lasting result. Lightweight to fit your travel needs. Tourmaline plates generates 6x more negative ions than the regular ceramic iron. Can be used on any type or texture of hair Professional 1 inch Tourmaline hair straightener 1 Inch tourmaline plate Dual Voltage (110V-220V) Can be used on any type or texture of hair. 1 Year Warranty