These thin, flat Nanobebe 25 Breastmilk Bags and Storage are a wonderful solution to storing breastmilk while preserving precious nutrients. Specially designed to cool and thaw 2x faster than standard storage bags, they reduce bacterial growth to ensure your breastmilk remains in optimum condition for your baby. With a durable, leak-proof seal made from extra-thick plastic, and a double-zipper closure, you can rely on these bags for minimum spills. Plus, it comes with a handy stackable organiser to help you save space and easily track your pumping order with a label for name, volume, date, and time recordings.