The perfect starter set for breastfeeding moms! This thoughtful gift set provides everything a new mother needs to collect, store, and bottle-feed breastmilk. It includes six 80 ml bottles (the perfect size for those very first days), three 5 oz. polypropylene bottles, and 20 Pump & Save™ bags, so you can pump and store in a single container. And it's all made by Medela, the breastpump experts. For newborns-4 months. Bottles are dishwasher safe. Three 5 oz. bottles include slow flow nipples, collars, and caps The wide-base silicone nipples are specially designed to appeal to breastfed babies. 80 ml bottles include lids Pump & Save™ bags go directly from breastpump to freezer. With self-standing bottom and leak-proof zipper. Dishwasher safe, or you can sterilize them in Medela's Quick Clean™ Micro Steam™ bagsBPA Free