6pcs Flange Insert 19/21mm Compatible with Medela/Spectra/Elvie/Momcozy/TSRETE/Willow/KISSBOBO/MomMed/Bellababy Breastpump 24mm Breast Shields/Flanges.Reduce 24mm Niple Tunnel Down to 19/21mm,3pc/Each
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JIMOWANG6pcs Flange Insert 19/21mm Compatible with Medela/Spectra/Elvie/Momcozy/TSRETE/Willow/KISSBOBO/MomMed/Bellababy Breastpump 24mm Breast Shields/Flanges.Reduce 24mm Niple Tunnel Down to 19/21mm,3pc/Each