Enjoy beautifully flawless hair with the JOYA MIA 100% ceramic straightener. Ceramic technology utilizes negative ions to seal the cuticle, repel humidity, and lock in hair color. This is accomplished with high-quality plates that radiate far-infrared heat for a constant and even temperature that will never damage or break even the most delicate hair. 100% Solid Ceramic Plates Precision-Engineered Negative Ion Technology Infrared Heat Technology Easy-to-Use, Ergonomic Design Heats Up Within 10 Seconds. Safe for All Hair Types.