PACK OF 2: Replacement valve to fit Spectra M1, S1 and S2 models.
Compatible with many types of breast shield membranes.
CAUTION : Do NOT sterilise / boil with HOT Water.
Wash with normal tap water only.
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Hi there! We're Lavi and Shan - two mums who got tired of constantly running out to get diapers and milk for our babies.