Photo 1 of iO Replacement Heads Compatible with Oral B iO Electric Toothbrush, Toothbrush Heads Compatible with Oral-B iO Series 2/3/4/5/6/7/8/9/10, Premium Bristles for Balanced Oral Care, Black

Double tap image to zoom

Photo 1 of iO Replacement Heads Compatible with Oral B iO Electric Toothbrush, Toothbrush Heads Compatible with Oral-B iO Series 2/3/4/5/6/7/8/9/10, Premium Bristles for Balanced Oral Care, BlackPhoto 2 of iO Replacement Heads Compatible with Oral B iO Electric Toothbrush, Toothbrush Heads Compatible with Oral-B iO Series 2/3/4/5/6/7/8/9/10, Premium Bristles for Balanced Oral Care, Black