Set includes one pair each of hard plastic Medium, Large, and X-Large shields plus a pair of adapters for Spectra pumps. These are not silicone.
Click to add to your 
The Large Sets cover a nipple size range from 24mm to 40mm.
No other parts needed, use your Wide Mouth bottles, backflow protector, and valves.
This set will also work for all Medela, Lansinoh, and Hygeia pumps, as well as Spectra, Cimilre, and Motif Luna pumps. These do not fit the Ameda Mya Joy!
Click here to determine if this is the right set for you: https://pumpinpal.com/help/
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