Dr. Brown's clinically-proven bottle is now available in polypropylene, so you get all the health benefits of Dr. Brown's. Plus the peace of mind of going BPA-free. Unlike conventional negative-pressure bottles, this positive-pressure bottle prevents air from entering baby's system, reducing the risk of colic and gas pain. (The difference while conventional bottles mix air with formula, Dr. Brown's special vent allows milk to flow continuously and automatically, eliminating air bubbles) each 8 oz.

Features:

• Helps reduce feeding problems - colic, spit-up, burping and gas
• Proven to help preserve bottle milk nutrients
• Vacuum-Free feeding helps digestion
• Patented internal vent system
• Baby feeds comfortably
• Fully-vented bottle design
• BPA Free

What's in the box:

• 1 - 8 oz/120 ml Standard Neck Baby Bottle
• 1 - Level-One silicone nipple
• 1 - Two-piece patented internal vent
• 1 - Cleaning brush