Quick Blow Dry Round Brush - FeaturesCombination of boar and nylon bristles distributes scalp's own oils to leave hair silky and shinySmooth and straighten, or curl and wave hairProfessional quality resultsCopper coated metal barrel for up to 50% better heat transfer**Metal barrel provides up to 50% better heat transfer compared to Conair plastic round brushes - Quick Blow Dry Round Brush