The Nano Thermic hot curling brush from Olivia Garden features a new turbo barrel with extra-large vents for faster drying and better styling. In addition to that, it has special wavy heat resistant bristles with a soft tip, making them very gentle on hair and scalp. Nano Thermic Technology: - Provides anti-bacterial protection - Hair is healthier and easier to style Ceramic Coating: - Maximizes heat and faster drying, styles better. Ionic Technology: - Ion-charged bristles. - Restores balance and shine.