Oral-B Charcoal replacement brush head gives you whiter teeth in 2 weeks* The Oral-B Charcoal replacement brush head has charcoal infused cup shaped bristles that reach deep between teeth and cover more surface, leaving your whole mouth cleaner than a regular manual toothbrush. *by removing surface stains  

Features and Benefits 

• Iconic round brush head designed to clean tooth by tooth

This refill is not compatible with the iO range.