Oral-B iO Gentle Care 4 Pack Electric Toothbrush Heads-Black

The softest iO brush head for a gentle brushing without compromise on cleaning Oral-B iO Gentle Care features up to 4000 soft bristles and a cushioning outer ring to precisely adapt to the curvature of teeth and protect gums The iO Technology combines Oral-B's iconic round brush heads with the gentle micro-vibrations of iO toothbrush for Oral-B's best cleaning performance Oral-B iO brush heads are exclusively designed to fit Oral-B iO toothbrushes Dentists recommend changing brush head every 3 months to keep an optimal cleaning efficacy