Product: Medela Bottle Nipple Collars Rings New! For Slow or Medium Flow Wide Base (4 Collars)
Replacement part for use with Medela wide base nipples. Yellow Wide Base Collar. NOTE: This collar can not be used with Medela Standard Base Nipples
Spare Medela feeding bottle spare part - collar ring
Can be used only with Medela Wide Base (id: 1 3/16 inches/ 30 mm) Nipples
NOTE: This collar can not be used with Medela Standard Base Nipples

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