Tourmaline is a precious stone that possesss unique ionic and infrared properties. The presence of Tourmaline mineral Guarantees unsurpassed performance to make the TurboPower Turbo Tourmaline High Performance Tourmaline Ceramic Iron totally unique. The secret is the use of this very expensive, natural emitter of negative ions and infrared heat, working like a magnet. Tourmaline is the strongest, longest lasting source available. Negative ions close the cuticle layer to create a smooth silky hair surface and seal in the hair's natural moisture. This provides ultimate shine, color and moisture protection and also eliminates static electricity on the hair surface so hair is left silky and frizz-free!