WORLD'S MOST VERSATILE STYLING BRUSH? That's right! The HairFlex Styling Brush combines three of the most popular styling brushes in one: Paddle Brush, Round Brush, and Shaping Brush.The adjustable handle, flexible bristles and air flow lets you shape, add volume, straighten unruly waves, curls, and removes curls. ALL WITH ONE BRUSH! There's no doubt that the HairFlex Styling Brush makes blow dry styling safe, quick, and easy! The "retainer clip" holds the brush open or closed when not in use.