Moroccanoil Boar Bristle Round Brush - 45mm / 1-3/4" The ceramic barrel on this Moroccanoil Boar Bristle Round Brush - 45mm / 1-3/4" ($84) ensures heat is equally distributed during blowouts so hair dries faster and smoother, too. Image Source: sephora.com Moroccanoil Boar Bristle Round Brush - 45mm / 1-3/4" $84 from sephora.com Buy Now