- Straight nipple for growing baby's developing feeding skills
- Twin anti-colic valves help prevent air ingestion, gas and spit-up
- Flexors at the base of the nipple enhance elasticity
- Internal ridges prevent nipple collapse
The NaturalFit® Advanced Feeding System is engineered to be responsive to the changing feeding styles of babies. Three distinct nipple shapes adapt to the specific needs of growing babies as the natural suck-swallow action develops.