DUECINQUANTA INFRARED + NEGATIVE IONS THE BENEFITS OF INFRARED + NEGATIVE IONS: DOES NOT DRY THE HAIR, MAINTAINS BALANCE, KEEPING ITS NATURAL MOISTURE. GIVES SHINE AND SOFTNESS. WORKS DEEPLY WITH GENTLENESS, PROTECTING THE HAIR. IDEAL ALSO FOR COLORED, DAMAGED, OR TREATED HAIR. THE PERFECT SYNERGY BETWEEN INFRARED TECHNOLOGY, WHICH WORKS DEEPLY, ENSURING UNA MORE EFFECTIVE AND LONG-LASTING STRAIGHTENING, AND THE ACTION OF NEGATIVE IONS, WHICH PROVIDE SHINE AND HYDRATION, MAKES DUECINQUANTA THE STRAIGHTENER SUITABLE FOR ANY HAIR TYPE, GUARANTEEING THE BEST RESULT IN EVERY CONDITION. SILICON RAILS: GUIDES THE STRAND AND SHINES THE HAIR! EXCELLENT ALSO ON AFRO HAIR. UNIVERSAL POWER SUPPLY: 110-240V ~ 50/60HZ. LENGTH: 27CM WEIGHT: 290G MADE IN ITALY