Dr. Brown's Options Bottle， 4 Ounce， 4-Pack[Product Information]- Options Bottle can be used with or without Vent system
- Helps reduce feeding problems - colic， spit-up， burping and gas
- Proven to help preserve bottle milk nutrients
- Vacuum-free feeding helps digestion
- Each bottle comes with 1 Level-One silicone nipple， 1 two-piece patented internal vent system; 1 cleaning brush and instructions
- The market's first convertible bottle that can be used with or without the vent system
- The new vent system is designed to grow with baby， and we recommend using this system to experience all the health benefits of our bottle
- With the vent， benefits include: helps reduce feeding problems our bottles are known for reducing colic， spit up， burping and gas proven to help preserve bottle milk nutrients
- Want the convenience of a nipple-vented bottle without the vent， options provides a feeding experience similar to most nipple-vented bottles
- This nipple venting creates a controlled flow， offering babies an easy and convenient way to feed at their own pace
