8 Pack iO Replacement Heads Compatible with Oral B iO Electric Toothbrush, Toothbrush Head for Oral b iO 2 3 4 5 6 7 8 9 10, (4 Black 4 White)

Additional Details from the Manufacturer

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More features

• Replacement Brush Heads Compatible with Oral b iO 2/3/3N/4/4N/5/5N/6/6N/7/7N/8/8N/9/9N/10/My Way Electric Toothbrush
• 8 Sensitive Toothbrush Head: Sensitive toothbrush head provides a superior and excellent full mouth and teeth clean yet are still gentle to the gums and teeth
• US DuPont Bristles: Made with DuPont bristles, which are the highest quality in the industry, with better elasticity and toughness, not easy to deform and more durable
• Healthy and Reliable: End-rounded bristles with gum and enamel protective function, the bristles tips are rounded several times to ensure that each bristle is gentle to gum, reduce gum bleeding.
• Hygienic Travel Cap - replacement toothbrush heads come with caps for hygienic storage,effectively protect your toothbrush head is not outside pollution
• The toothbrush adopts copper free bristle technology, which is a huge innovation and breakthrough in material and process. Compared with traditional brushes, it is more environmentally friendly, safe, and has excellent wear resistance and elasticity, which is not easy to wear and deform, and has a longer service life.
• The blue bristles will fade in color over time, alerting you when it's time to replace the brush head, ensuring you get an effective clean