Pre-sterilized and have a patented double click ‘n’ secure zipper seal and double-sealed seams to prevent leakage.
Pump directly into bags with any Lansinoh breast pump, milk storage bags attach directly to pumping set.
For use with other pumps (fit most Medela, Ameda and Evenflo pumps), attach Lansinoh Pump Adapter to the pumping set and bags, adapters sold separately.