These bags are for convenient and hygienic storage of pumped breast milk. They are excellent to store in both the fridge and freezer and it is also possible to heat the breast milk directly in the bag. The design allows them to stand upright during use and be laid flat to save space during storage. The bags come with a practical adapter which means that they can be connected directly to Neno's breast pumps. The function is flexible, time-saving and above all hygienic, as breast milk is not moved between different containers. The adapter also fits with Neno's pacifier bottles so the lid with your pacifier can be connected directly to the bag. Convenient and space-saving when you are on the go. The storage bags are made of high quality safe plastic and are closed with screw caps to eliminate the risk of leakage and contamination. They have a clear dimension and place for dating and selection. The package contains 20 storage bags and an adapter and like all Nenos products, they are comple