Save time and space with Medela?s Pump & Save Breast Milk Storage Bags for easy, uncomplicated storing and/or freezing, designed for minimized spills and leaks. These breast milk storage bags are compatible with Medela Pump in Style Advanced, Swing, Harmony, and Symphony breast pumps and come with easy-connect adaptors that attach directly to your breast shields, which enables you to conveniently pump directly into the bag. A protective oxygen barrier preserves the important components of your breast milk to help ensure your baby receives the nutrients he or she needs, no matter when they take their bottle. Innovative no-spill, no-leak design further enhanced by a zipper top and stand-up bottom is ideal for refrigerator and/or freezer storage. Because all Medela's breast milk storage containers - including our Pump & Save bags - are made without BPA, you can pour, pump, and store with the peace of mind that you deserve, so you can continue feeding your baby breast milk for as long as you choose. What?s Included: (20) Pump & Save Breast Milk Storage Bags; (2) Easy-Connect Adaptors. IQVIA ProVoice Survey; September 2018 - August 2019.