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This Flange kit includes one neck flange (see size options below), one back flow protector, one duckbill valve and one tube. It is compatible with Spectra S2, S1, S9, M1 Breast Pumps. 1 neck flange (20, 24, 28, or 32mm) 1 back flow protector 1 duckbill valve 1 tube Compatible with Spectra S2, S1, S9, M1 Breast Pumps
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We currently ship within the US, with more countries coming soon.
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🇺🇸 Ship from USA · On Agora since 2026
$29.99