Medela Pump and Save Breast milk Bags save time pump or pour into bag with the new easy connect adaptor for fast, easy breast milk storage. Oxygen barrier preserves and protects breast milk nutrients. No leak, easy to close zipper top and no spill, stand up bottom. Made without BPA Safe for Mom and Baby. All Medela breast milk bottles and products that come in contact with breast milk are and always have been made without BPA. .