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Amazon.com : Nenesupply 1st Generation 15mm Flange Insert Compatible with Elvie Flange Pump Parts Elvie Stride Flange Medela Momcozy Flange Spectra Willow Reduce 24mm to 15mm Use as Elvie Inserts Medela Insert :
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Amazon.com : Maymom Flange 19mm Insert Compatible with Medela/Spectra/Elvie/momcozy/tsrete/Willow/Motif Luna/Ameda MYA Breastpump 24mm Breast Shields. Reduce 24mm Niple Tunnel Down to 19mm : Baby
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