Nano Technology Ceramic Ionic Brush The flexible nylon comb teeth can massage your scalp moderately. Non-slip handle gives you better grip and comft when you hold it. Honeycomb-shaped holes design ensures an even heat distribution, preventing hair damage caused by overheating. Ceramic iron barrel and bristles helps reduce frizz and add shine, giving a smoother and softer texture.Barrel Size: 25 mm 32 mm 45 mm 53 mm