The Medela Breast milk Feeding Gift Set is the perfect selection of Medela products for mom to collect, store and feed breast milk. Polypropylene breast milk bottles are made without BPA, designed to retain breast milk's beneficial properties. Compatible with all Medela breast pumps, so you can pump, store and feed with one container. Great for long term storage. Dishwasher safe. Measure the exact amount of milk you're pumping with the colorful ounce and millimeter markers. Breast milk Freezing and Storage Containers and Lids for easy collection, storage, and feeding of breast milk. Ideal size for feeding, storing and freezing small amounts of pumped breast milk. Compatible with Medela breast pumps except Single Deluxe breast pump. Volume marks for easy measurement of pumped breast milk. Screw on lids provide leak proof storage, travel and freezing. Pump and Save Breast milk Bags save you time and allow for fast, easy breast milk storage. Save time pump directly into bag; Compatible with all Medela breast pumps adapters connect directly to breast shields; No leak, easy to close zipper top; No spill, stand up bottom, perfect for fridge or freezer, protective oxygen barrier. What's included: (3) 5 ounce/150 mL breast milk bottles with slow flow nipples, lids, collars and travel caps; (6) 2.7 ounce/80 mL breast milk bottles and lids; (20) 5 ounce/150 mL Pump and Save breast milk bags; (2) Easy connect adapters. All Medela breast milk bottles and products that come in contact with breast milk are and always have been made without BPA.