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2Pack Duckbill Valve and Silicone Diaphragm Compatible with New Portable Breast Pump, Breast Pump Parts Include Replacement Breast Pump Valve and Membrane Reflux Silicone Membrane - Walmart.com
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Replace breast pump valves every 6-8 weeks and backflow protectors every 2-3 months for best performa… | Baby breastfeeding, Breastfeeding and pumping, Breast pumps
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