DESC: 25 Sterilized Medical Grade Bags Lansinoh® Breastmilk Storage Bags are for those times when you can’t be with your baby. The milk you express for your baby is a precious fluid. It combines the best possible nutrition with antibodies, live cells, and other substances that protect babies from infection and help them grow and develop. You'll want to take good care of it and how you store it will affect how well it is preserved. Features: Specially designed with a convenient pour spout for transferring milk into a bottle, these bags can be stored flat in the freezer, taking up less space and making them easier to thaw Double zipper closure Color Change Zipper Seal for proof of closure Write-On-Tab outside fill area eliminates potential puncture and ink contamination Tissue Pack Dispenser for easy access and storage Tamper evident safety seal Available in boxes of 25 bags