The WetBrush Speed Dry Vented Brush is designed to support strong, healthy-looking strands. The styling brush gently loosens knots as you blow-dry, featuring HeatFlex™ heat-resistant bristles to ease out tangles.An open, vented design allows moisture to be removed from the hair quickly and help to cut down on drying time. What’s more, the brush even contours to the scalp for additional comfort during use.