FI Hair Ceramic Red Round Brushes Holds Heat Longer So Hair Straightens Or Curls Faster, Ionic Treated Bristles Increase Shines & Reduce Static, Ceramic-coated barrel eliminates frizz leaving the hair silky & smooth and holds heat longer so hair straightens or curls faster. When heated, ceramic emits negative ions, which helps breakdown bacteria build up. 6 sizes, Made In Korea.