What kinds of materials are used for these pump kits for Spectra pumps?
Breastshields and valves are made of PP. Membranes are made of silicone. Tubes are
Breastshields and valves are made of PP. Membranes are made of silicone. Tubes are
No, you cannot. These flanges are used for wide neck bottles. You need to
Yes, all parts work interchangeably.
Yes, Nenesupply's flanges for Spectra pump parts are compatible with Spectra bottles. You can
Measure the diameter of your nipples. Do not include the areola. Refer to size