8 Pcs Toothbrush Head Compatible with Oral B IO 2/3/4/5/6/7/8/9/10 Series Electric Toothbrush, Heads Compatible with Oral B IO for Cleaning Teeth and Removing Plaque (Black). Compatibility: The brush head is compatible with Oral B IO 2/3/4/5/6/7/8/9/10 Series Electric Toothbrush, Compatible with Oral B IO for Cleaning Teeth and Removing Plaque.
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