The Diane D9613 Charcoal Thermal Round Brush 1 inch is an aluminum round brush with a 1 inch barrel and bristles and bamboo charcoal infused nylon pins. The aluminum barrel supports thermal styling during blow-drying, while the charcoal infused nylon pins emit far-infrared rays for consistent heat distribution across the hair section. The 1 inch size is suited to creating curl, shape, and root lift on short to medium hair lengths in salon and spa settings. This thermal round brush supports controlled tension, sectioning, and smoothing during professional blowouts and finishing services. Read more