FLEXSTYLE ROUND BRUSH. Features: Style While You Dry: Attach the Round Brush to the Shark FlexStyle to smooth, defrizz and add volume & bounce, while delivering powerful airflow. Style Your Bangs and Layers: Includes a combination of smoothing boar & nylon bristles that grab, smooth & defrizz, while delivering volume & bounce. For All Hairkind: Works for all hair types - straight, wavy, curly, and coily. Best on short hair, medium-length hair, and bangs. No Heat Damage: Attach to the Shark FlexStyle for styling and drying with no heat damage. Compatibility: Compatible only with Shark FlexStyle Air Styling & Drying Systems (HD400's Series). : :