Breast milk storage bags are specially designed bags that are used to collect and store breast milk for future use. They are made from food-grade, BPA-free materials that are safe for storing milk for infants. The bags have a secure seal to prevent leakage and preserve the freshness of the milk. They are also pre-sterilized to maintain hygiene and convenience for busy moms. Breast milk storage bags are an essential accessory for new moms who are breastfeeding as they allow them to store milk for later use without the need for bulky containers or bottles.