I replaced the valves on my Spectra S2 pump flanges after about 3.5 months of use (pumping only during work) and I think it works better now than it did brand new! I also replaced the backflow preventer with the nenesupply version at the same time.
Maymom 15Mm Flange Insert Compatible With Elvie Single/Double Electric, Elvie Stride Cup (24Mm), Compatible With Medela PersonalFit Flex Shield, Not Original Elvie Replacement Pump Parts
52 Review
Nenesupply 21Mm Flange Pump Parts - Compatible Replacement Kit For Spectra S2/S1 Breast Pumps With Essential Accessories
42 Review
Nenesupply 21Mm Flange Replacement Kit Compatible With Spectra S2/S1 Breast Pumps, Including Ducksbill Valve, Backflow Protector, And Other S2 Accessories And Parts
39 Review
Electric breast pump LACTEA Smart Double, beige
59 Review
Omega-3 caps, 1000 mg, 200 pcs.
21 Review
Earth's Best Non-GMO Soy Plant Based Infant Powder Formula: Iron, Omega-3 DHA & 6 ARA, 21 oz โ Comprehensive Nutrition for Infants
7 Review
Plum Organics Hearty Veggie Variety ๐ผ Pack, 3.5oz Pouches, 18-Pack - Organic Baby Food
8 Review
Earth's Best Organic Sesame Street Toddler Crunchin' Crackers, Original Flavor, 5.3 oz Box (6-Pack)
8 Review