For the perfect blow-out with minimal pain, effort and breakage, the Smooth and Shine Round Brush from WetBrush effortlessly and painlessly remove knots and detangles without pulling, snagging or damaging, thanks to its bendy and flexible bristles. Part of the WetBrush Break-Free Collection, the brush?s award-winning bristles and barrel wrap each strand with the brand?s own Vita-Boost Complex that combines strand-boosting Keratin and Biotin to help reinforce hair and reduce frizz with every stroke.