The Lansinoh breast milk storage bags are pre-sterilized and designed for storing and freezing breast milk. Self-standing bag has built-in pour spout and double zipper closure to ensure a safe seal. 100% BPA-free bags are the thickest bag available. # Thickest bag available # 100% BPA-free # Patented double zipper closure # Designed for storing and freezing breastmilk
