Replacement valve to fit Spectra M1, S1 and S2 models and for the NEW breastshield set *WIDENECK* used for Spectra 3, Dew 300 and Dew 350.
- Made of Silicone
- BPA free
- Not advisable to sterilize
- Will affect the pump suction if torn
- Wash with care. Please do not wash it with straw brush
- Please wash with liquid cleanser and rinse thoroughly