Vented design allows moisture to be removed from the hair faster, speeding drying time. OmniFlex brush head hugs the scalp for more comfort + styling control. 20% larger surface area* for faster styling. HeatFlex bristles are heat-resistant and safe to use with a blow dryer. Perfect for drying wet hair or brushing out finished styles. Professional sectioning clip set prevents even the thickest of hair from slipping while blow-drying.