Trust your Brush. It will do all the brushing for you. These are the official Aura Clean replacement Brush Heads. Fakes won't get the job done. If you are using a worn brush in your mouth, it isn't living up to its intended use. Replace Aura Clean brush heads every 3 months to achieve the best results or change before if you feel you need to. Some people like it that way. Ships with 3 Aura Clean brush heads Available in Black TAO CLEAN Women's Aura Clean Toothbrush Replacement Head (3-pack) A great designer gift. Shop TAO CLEAN at Barneys New York.