Breastmilk storage solution.The perfect collection to complement a medela breastpump.This complete, bpa-free system allows mom to safely store, organize and protect her breastmilk throughout her breastfeeding experience.Medela breastmilk bottles, labeling lids and pump & save breastmilk bags are compatible with medela breastpumps and ideal for short- or long-term storage.Contents: (6) 5 oz/150 ml breastmilk bottles; (6) 2.7 oz/80 ml breastmilk bottles and lids; (6) breastmilk labeling lids; (20) 5 oz/150 ml pump & save breastmilk bags; (1) storage tray; (1) breastmilk storage guidelines magnet.