Price history on Walmart.com for
Medela Calma Bottle Nipple and Collection Bottles Made without BPA Air-Vent System
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Medela Calma Bottle Nipple - Calma by Medela has a patented air-vent system that allows milk to flow only when baby creates suction. It is suitable for all ages eliminates the need for flow rate adjustments and fits the Medela collection and storage bottles. Calma can be cleaned stored and transported and is made without BPA.
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