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The Oral-B iO Series Radiant White Replacement Brush Heads combine powerful but gentle micro-vibrations with our unique, dentist-inspired round brush head design for a professional clean feeling every day. Designed exclusively for Oral-B iO electric toothbrush handles, the Radiant White brush heads help remove up to 100% more plaque than a regular, manual toothbrush, leaving teeth feeling clean and bright. The Radiant White brush head uniquely combines perfect angle bristles with polishing petals to contact and polish all areas and remove surface stains for a whiter smile. Dentists recommend changing your toothbrush head every 3 months for best results. Enjoy superior cleaning power with the only refill brush heads designed exclusively for – and guaranteed to fit – your Oral-B iO electric toothbrush. Features TEETH WHITENING EFFECT: Oral-B Radiant White Replacement Brush Heads combine perfect angle bristles with polishing petals to contact and polish all areas and remove surface stains for a brighter smile that shines SPLAYED BRISTLES: The Oral-B replacement brush heads feature splayed bristles to signal when to change the brush head to maximise your clean REPLACE EVERY 3 MONTHS: A worn-out brush head makes cleaning difficult, leaving bacterial plaque behind. For a superior clean, replace your brush head when the bristles are splayed EXCLUSIVE FOR ORAL-B iO HANDLES: Get superior cleaning power with the only brush head designed exclusively for – and guaranteed to fit – your Oral-B iO electric toothbrush TRUSTED BY DENTISTS: Oral-B is the #1 Dentist-Recommended Toothbrush Brand Worldwide.