The quick blow-dry vented porcupine round brush features a vented design with copper coating for up to 50% better heat transfer.* Airflow from your blow-dryer reaches hair directly for fast drying. A combination of boar and nylon bristles distributes the scalp’s own natural oils for silky, shiny, healthy-looking results. This versatile hairbrush makes it easy to smooth and straighten or curl and wave for a variety of fresh-from the salon looks—without visiting the salon! *Metal plate provides up to 50% better heat transfer when compared to Conair plastic vented brushes.