Dr. Brown’s Original Nipple for Baby Medium-flow nipple. About this item Medium-flow nipple works with internal vent system for paced feeding Each Level 2 Nipple has same consistent flow rate, so both you and baby know what to expect Made of super-soft, high-grade silicone and fits all Dr. Brown’s Narrow bottles The suggested age range for the Level 2 Nipple is 3 months+, but baby’s preferred flow rate may vary Dishwasher (top rack) and sterilizer safe, BPA free Level up to a medium nipple flow rate! Dr. Brown’s Level 2 Narrow Nipple is the next step up in nipple flow for babies 3m+. › See more product details