Dr. Brown's Baby Bottles Standard 4oz 3-Pack

The Dr. Brown's Natural Flow baby bottle is the only baby bottle that features a patented internal vent system. This vent eliminates the air bubbles and vacuum effect to allow positive-pressure feeding with no air - similar to breast-feeding.

Designed to: 
- Reduce colic, spit-up, burping, and gas 
- Prevent air bubbles from forming in milk or formula 
- Help reduce fluid in the ear 
- Prevent nipple collapse

Features: 
- Made from BPA free polypropylene plastic 
- Easy to clean and top-rack dishwasher safe 
- Connects directly to most breast pumps 
- Includes 3 high-grade Level-One silicone nipple, patented two-piece internal vents, travel disks, caps, cleaning brush, and instructions