• The new CrossAction brush head with bacterial protection bristles is our most advanced replacement brush and prevents bacterial growth on the bristles.
• The blue indicator bristles indicate when to change the brush head
• Brand quality from Oral-B – the number 1 toothbrush brand that dentists recommend the most frequently in the world
• Fits all Oral-B electric toothbrushes except Pulsonic
• Box contents: 4 Oral-B CrossAction toothbrush heads with bacterial protection bristles (individually packed for hygienic reasons)