This Medela bottle nipple has a wide base which better mimics the mother's breast. This medium flow nipple is made of soft silicone, and has a medium flow nipple suitable for older bottle users (4-12 months). This pack includes 3 wide base nipples.
Medela wide base nipple must be used with the Medela wide base collar
to attach it to the bottle. Check out
the Breastmilk Bottle Spare Parts Kit (below) for a complete set of compatible