These replacement cleaning brushes are the same cleaning brushes that come with each Dr. Brown's Natural Flow Baby Bottle, and are meant to replace worn or lost pieces so you can enjoy your Dr. Brown bottle longer
If anyone has a bottle with small crevices, PLEASE PURCHASE THESE! they make cleaning the bottles a lot easier. You will need these for the Dr. Brown bottles to clean the airflow parts.
This product review was collected by the manufacturer.
