1. Professional unique rectangle brush, float bristles design for smoothing the hair, while Oval edges craft volume. Nylon pin and round dots bristles for detangling, improved volume, comfortable styling, and fast dry2. The handle of this ion hot air brush is ergonomic, rubber-finished process, and easy to grip with a 360-degree swivel power cord, and a 1.8m power cord, allowing you to make it easy to operate at home, or a salon.3. "ON/OF" button, temperature UP/DOWN design, and Heat air or cooling settings provide ultimate styling and good performance for all hair types. 180° airflow for even heat and fast drying.the anti-frizz finish on all hair types.