These nipples are available as replacements to the Level-One nipples that come on every Dr. Brown's Natural Flow baby bottle. For use with the STANDARD Dr. Brown's Bottles.
Includes:
* One Level-Two - for feeding infants aged 3 months+
* One Level-Three - for feeding more aggressive eaters
* One Y-Cut/Cereal - faster flow for thicker liquids
Dr. Brown's Silicone Nipples, Sampler Pack Reviews