The Oral-B Sensitive Gum Care Replacement Brush Heads advanced filament technology design was created to be gentle on sensitive gums and to brush away plaque. This replacement brush heads features extra soft bristles for a superior gentle clean*, ideal for cleaning around sensitive and inflamed areas. Oral-B’s Sensitive Gum Care Replacement Brush Head with is an ideal addition to your brushing routine by providing advanced cleaning by removing plaque buildup while being gentle on sensitive gums. This dentist-inspired round brush head gives a tooth-by-tooth clean with specially engineered bristles to ensure optimal coverage on every tooth while continuing to provide a soft clean on the sensitive areas of your gums. Round cleans better* and new cleans best. A new replacement brush head removes more plaque than a worn one. The Oral-B replacement brush head pack includes five genuine Oral-B Sensitive Gum Care Replacement Brush Heads with advanced filament technology. The Oral-B Sensitive Gum Care Replacement Brush Heads are compatible with all Oral-B rechargeable toothbrushes, except for Oral-B iO Toothbrushes. Oral-B recommends brushing with Crest Toothpaste for optimal results. Do not use on children under age 3. Replace brush head every three months or sooner if brush head becomes worn. Oral-B: Trust the brand dentists use the most worldwide.***Vs. regular manual toothbrush.**Based on surveys of a representative worldwide sample of dentists carried out for P&G regularly.