24 or 28mm Flange:
No adapter is required.
160ml BPA-free bottle:
Suitable for the fridge or freezer.
Protects against contamination.
Compatible with Spectra® S1 Plus, S2 Plus & 9 Plus Breast Pumps
Designed Specifically for Spectra® Hospital Strength Breast Pumps
Natural Nursing Technology™
Combining gentle vibration with soothing suckling action to stimulate milk production, our Natural Nursing Technology™ simulates the natural way a baby nurses and promotes a more comfortable pumping experience.