<p>Micro-feathering of inside bristle rows increases number of bristle tips. \nUnique interdental trim for interproximal plaque removal. \nDome-trim: Raised centre row clinically proven to remove bacteria below the Gumline. \nGently clean a broader surface. Interdental trim for interproximal plaque removal. Dome-trim: Raised centre row clinically proven to remove bacteria below the Gumline.</p>