nSecure, leak-proof double zipper closure for safe storage of your breast milknTamper evident seal indicates the pre-sterilized bag is untouched before first use, for complete hygienenReinforced side seams and dual layered material provide extra reassurance that your precious breast milk is stored safely in the freezer or fridgenThe wide and sturdy opening of the bag ensures easy filling and pouring of your breast milknThe sturdy design of this bag enables it to be self standing, and the wide opening ensures easy filling and pouring of breast milknBags lay flat for easy storage in freezer or fridgenThis bag is made out BPA free material<br>