Dr. Brown's Option+ 4oz Newborn Bottles

Size 1 Nipples The anti-colic bottle you know and love – with options! An enhanced internal vent system is clinically proven to reduce colic, decreases spit-up, burping, and gas, better preserves nutrients in breast milk and formula, and aids in digestion for a good night's sleep You can remove the vent if you want! No flaws, in perfect condition after the bottle days!