The practical breast milk storage bags from Lansinoh allow for space-saving and hygienic storage of breast milk in the refrigerator or freezer. With the pre-sterilized bags, mothers can create a supply of valuable breast milk. Each bag holds up to 180 milliliters of liquid. A double zip closure and extra-strong sealed seams ensure maximum leak protection. The handy labeling area helps keep track of the available reserves and their filling dates. Additionally, the foldable, sturdy bottom allows for safe standing of the filled bags.