These flanges DO NOT FIT INTO Spectra flanges, must use Medela connectors or Spectra adapters
Features 2 pair of Ultra Silicone Flanges (Small and X-Small) and 1 pair Smooth Poly (Medium) hard plastic flanges.
Medium flanges made of grade hard polypropylene
Be sure to take the Pumpin' Pal Sizing Quiz before you buy!
XS and S sizes can also be used as a liner inside the Medium size for added exterior rigidity
Pumpin' Pal Breast Pump Flanges Set Small XS S M for Medela Lansinoh Hygeia - This Set Does not fit in Spectra Flanges B0711MNBPT