The unique configuration cleans all three surfaces of the teeth at the same time. The soft outer bristles are angled to gently clean along the gum margin while the inner bristles clean and polish the tooth surface. This product is also appreciated by patients with limited manual dexterity and home carers. Dr. Barman's Duopower toothbrush combines two distinctive brush heads and proven sonic technology to create a super brush that sets new standards for cleaning effectiveness. The pulsating action has been clinical proven to deliver significantly enhance plaque removal and is ideal for though to struggle to get a comprehensive clean with a manual toothbrush. The only dual-head sonic toothbrush available. Use short gentle 'scrubbing' strokes ensuring through coverage of all teeth. Tilting the brush slightly gives optimal plaque removal along the gum line.