Lansinoh Breastmilk Storage Bags are designed to safely store breastmilk for nursing mothers. These storage bags are convenient and hygienic, allowing you to pump and store breastmilk for future use. With a secure double zipper closure and a durable design, Lansinoh Breastmilk Storage Bags ensure that your breastmilk is stored safely without any leaks. The bags are pre-sterilized for immediate use and feature a write-on tab to record the date for proper storage rotation. Lansinoh Breastmilk Storage Bags are a must-have accessory for nursing mothers who need to store breastmilk efficiently.