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- Medela Authentic Spare Parts ensure quality and performance you can trust
- Great as a spare or replacement set
- Made without BPA: Safe for you and your baby
- 100% food grade silicone
- Only Medela offers replacement membranes tested and designed to work with your Medela PersonalFit Flex™ Connectors & in turn work with your Medela breast pump
- Medela recommends replacing your membranes every 3 – 6 months, depending on your pumping frequency
