10pk Oral-B Sensitive Clean Electric Toothbrush Head with Clean & Care Technology, Extra Soft Bristles - £21.99 / £20.89 S&S @ Amazon

As one of Oral-B’s premium replacement toothbrush heads, the Sensitive Clean features ultrathin bristles that are gentle on gums, combined with regular bristles that are tough on plaque. Sensitive Clean removes up to 100% more plaque and reduces gum inflammation by 100% compared to a manual toothbrush. The unique combination of end rounded and ultrathin bristles make Sensitive Clean ideal for everyone with a sensitive mouth and everyone who is looking for just a great gentle clean. Compatible with all Oral-B handles except Pulsonic & iO.
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