Exclusively for Dr. Brown's Natural Flow baby bottles

Made of super-soft, high-grade silicone, each level provides a different flow rate.

All of these bottle vary in size and shape. From the Preemie Flow , which limits the flow to tiny mouths to the Y-Cut which literally utilizes a "Y"-shaped opening to allow for greater milk flow, youll find the bottle thats the perfect fit for your babys feeding needs.

One size does not necessarily fit all.

Keep in mind that the Bottle Chart serves as a general guideline for choosing a bottle but is by no means an end-all solution. It is important to carefully watch the feeding habits of your little one. For instance, is your three-month-old not seeming to get enough from the bottle at feeding time? Moving her up from a Level One to a Level Two bottle may be in order. Adapt your bottle selection to match your babys feeding style, regardless of age.

Size Chart:

• Preemie Flow - For Preemie Babies
• Level One - For Newborns 0+ months
• Level Two - For Babies 3+ months
• Level Three - For Babies 6+ months
• Level Four - For Babies 9+ months
• Y-Cut - For Babies 9+ months