Two flexing sides. One clean with regular use vs. an ordinary manual brush;Use to reduce gingivitis and improve gum health;Two flexing sides, one clean vs. a regular manual toothbrush with regular use;Flexing toothbrush head design adjusts to clean the curves and contours of your teeth and gumline;16 Degree criss cross bristles flex and straighten to penetrate hard-to-reach plaque in-between teeth

• Oral-B Pro-Expert Premium Pro Flex Medium Manual Toothbrush
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Oral-B Pro-Expert Premium Pro Flex Medium Manual ToothbrushProcter & Gamble