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The unique round head design of the Oral-B iO Gentle Care replacement brush head is designed to help reach hard-to- reach areas of the mouth. The round shape allows the brush head to better conform to the contours of the teeth and gums, ensuring a more thorough clean. Additionally, the optimized bristles are designed to be gentle on the gums and enamel, providing a comfortable and effective cleaning experience.
This answer was generated by AI based on customer and product data.