Medela's breastfeeding gift set includes a selection of authentic Medela products designed for collecting, storing, and feeding your breast milk to your little one. Two convenient bottle sizes are included, as well as additional accessories, for a full breast milk storage system ideal for all moms, regardless of how much milk you may be pumping and storing. What's Included: (3) 5-Oz. bottles with nipples, collars, and caps; (6) 2.7-Oz. bottles with lids; (25) 6-Oz./ 180 mL breast milk storage bags The products included in our breastfeeding gift set are compatible with all Medela breast pumps, except for Single Deluxe. This means that you can conveniently pump, store, and feed with the same containers throughout the length of your breastfeeding journey, for as long as you choose. The items carefully selected for our breast milk storage system feature conveniences like: Colorful ounce and millimeter markers on the larger bottles and breast milk storage bags to help ensure easy measuring, so you always know how much breast milk you have and how much your baby has eaten. Smaller bottles that are ideal for storing, freezing, and feeding tinier volumes of pumped breast milk. Screw-on lids that provide leakproof storage for uncomplicated mobility and easier traveling. The ability to store, transport, and warm breast milk in these convenient, ready-to-use breast milk storage bags. Constructed from a durable, double layer material and built-in double zipper seal to keep your breast milk safely stored in the fridge or freezer. Bottles are dishwasher-safe for convenient cleaning. Please note that plastic bottles and component parts may become brittle when frozen and may break when dropped. Also, bottles and component parts may become damaged if mishandled, dropped, over-tightened, or knocked over. Do not use the breast milk if bottles or components become damaged. QuintilesIMS ProVoice Survey; November 2016 - October 2017