Our breast milk storage bottles are authentic Medela products and are seamlessly compatible with all Medela breast pumps, so you can use it as your go-to breast milk storage and feeding container. Medela’s breastfeeding bottles are made from food contact-grade polypropylene – they are, and have always been, made without BPA and are designed for maximized safety, optimal feeding, and easy long-term storage. This 3-Count of breast milk storage bottles and their components are safe for dishwashers and microwaves, for speedy cleaning and heating when needed. Accompanying screw-on lid and travel cap helps secure bottle contents when on the go and keeps nipple protected from outside elements. Medela’s breastfeeding bottles are designed to help promote leakproof storage and freezing. Features & Benefits: AUTHENTIC MEDELA BREAST MILK STORAGE BOTTLES: Our breastfeeding bottles are authentic Medela products and designed with the quality, materials, and workmanship that moms expect from our brand; non-authentic or counterfeit breast milk storage bottles can vary significantly in terms of quality and materials used, which may affect your storage or feeding experience READILY COMPATIBLE WITH ALL MEDELA BREAST PUMPS: This 3-Count of breast milk storage bottles are compatible with all Medela breast pumps, allowing you to pump, store, and feed your baby with one easy container PORTABLE, SECURE, AND TRAVEL-SAFE FOR ADDED CONVENIENCE: Screw-on lid promotes leakproof storage and an additional travel cap helps keep nipples clean and sanitary when on the go or away from home EASY, UNCOMPLICATED CLEANING: Medela’s 3-Count of 250ml. breastfeeding bottles come with matching nipple, solid lid, collar, and travel cap; all components are safe for dishwashers and microwaves, for quick, easy cleaning and heating What's Included: (3) bottles (3) nipples (3) collars, solid lids and caps Material & Fabric Composition Polypropylene, Silicone