Dr. Brown's Anti-Colic 4oz Baby Bottles (New)

I have two new Dr. Brown's Natural Flow Anti-Colic baby bottles for sale. Each bottle is 4oz/120ml and designed to reduce colic, spit-up, burping, and gas. They can be used with or without the vent system. One bottle is Options+ and the other is Anti-colic. Both are narrow bottles. Recommended nipple levels are marked on the packaging for different age ranges.