Tommee Tippee Pump & Go Breast Milk Pouch Adaptor Set – 2pk

from AmandaRDH11

Does not fit my Spectra S1 pump. This is extremely frustrating. I have purchased 4 different adaptors to try and use my pump and go bags and nothing fits.

from Gingr

Although these adaptors are supposed to fit Medela pumps, the inside of the ring has a thick circle on the inside that will not allow the valve and bag/bottle to both be on the pump without the membrane folding, rendering the pump useless. It takes far too long to mess with everything just for on...

from Kayling

I ordered these to go with my Ameda "Purely yours" pump and they attached perfectly

from Khadijia King

The system is the best I've used .. third child pumping has been the easiest!

from Sarah

If you plan on using these with a Spectra S1 pump, you will need 2 different adaptors for each flange/ bottle. I have Maymom 3rd Generation thread changer ( attaches to flange) and this adaptor to attach the tommee tippee storage bags. If you are pumping into the tommee tippee bottles though, you...