The Breast Milk Storage Solution is the perfect complement to any Medela breast pump. The complete system allows you to safely store, organize, and protect your breast milk throughout your breastfeeding experience. Medela breast milk bottles, labeling lids, and Pump & Save breast milk bags are compatible with all Medela breast pumps and ideal for short or long-term storage. The extra containers are also great to pump into for fast, easy breast milk storage. Store & organize: Everything a mom needs to store, organize and protect her breast milk; Customized storage: Complete assortment of storage containers for baby's growing and changing breast milk needs; Convenient: Versatile tray can be used in fridge, freezer or counter; Organize & protect: Unique lids helps mom quickly identify which bottle to feed next; Made without BPA: All parts that come into contact with breast milk are not made with BPA; What's Included: 6 - 5oz/150mL breast milk bottles; 6 - 2.7oz/80mL breast milk bottles & lids; 6 - breast milk labeling lids; 20 - 5oz/150mL Pump & Save breast milk bags; 1 - storage tray; 1 - breast milk storage guidelines magnet;.