No one knows dedication like a pumping mom. Protect every hard-earned ounce with Lansinoh® super strong Breastmilk Storage Bags. Safely freeze and store your breastmilk with reinforced double sealed side seams and a double zipper for ultimate protection. Presterilized for safe storage and BPA/BPS free. Smaller 4oz bag size designed for babies feeding up to 4oz of breastmilk.
Smaller 4oz bag size uses less plastic – it’s ideal for storing, freezing, and protecting breastmilk for babies feeding 4oz or less
Pump directly into bag using your Lansinoh® pump, or most major pump brands using our pump-into-bag adapter (sold separately)
Presterilized with a tamper-evident, fully sealed tear-away top for safety
Includes a large write-on label at the top plus a convenient pour spout
Trusted by Parents Around the World
Lansinoh’s #1 selling Breastmilk Storage Bags are ideal for storing, freezing, and protecting your precious breastmilk. We make them with double sealed side seams and a double zipper for extra protection. BPA/BPS free.
Save Time Pumping Directly Into Bag
Save the hassle of milk transfers and pump directly into the bag. With a Lansinoh pump, you simply slide the bag over the Breast Flange Body and start pumping.
Or use our pump-into-bag adapter (sold separately) with most other major pump brands.