Get twisted. UNITE Pro-System 3-in-1 Curling Iron has 3 Tourmaline Infused Ceramic Barrel attachments ranging from .75” – 1.25”. Tourmaline Infused Ceramic Barrels increase shine, reduces frizz and helps resist humidity. Two quality PTC heaters create fast, reliable and constant heat. Professional 9 ft. Length Swivel Cord allows freedom to move without getting tangled and dual Voltage 100-240V For Worldwide Use.