Round Brush 38mm: Promotes fast airflow and fast blow-drying experience Dryer and Styler: helps create soft curls, volume and flips Works great with layers and short hair too Ionic Technology: Negative ions saturate the airflow. This helps in reducing frizz and static and makes hair shinier Ceramic Coated Barrel Thermal Bristles helps with blow dry, and this type of brush has ideal tension for curling/waving and styling layers