Dedicated to breastfeeding mothers. Bisphenol-A (BPA) free. Designed for safer breastmilk storage. For convenient storage of breast milk in refrigerator or freezer. Designed for longer, safer breastmilk storage. Express milk directly into bottles from your Lansinoh Breast Pump. Contains four each of: 5 oz storage bottles, collars and disks. Nipples not included. Breastfeeding is the most natural and loving thing you can do for your baby. As natural as it is, breastfeeding isn't always easy. Mothers deserve encouragement, support and accurate information. They also deserve superior products to make breastfeeding more convenient in today's hectic environment For over twenty years, our products have been developed to encourage you to nourish your child naturally. Enjoy the special bond that develops through breastfeeding and lasts a lifetime. Resheda Hagen, Founder. Bottles designed exclusively for longer and safer storage of breastmilk. Specially designed sealing disk prevents storage bottle from leaking. Fits Lansinoh manual and electric breast pumps and most other standard size breast pumps. Containers are freezer and dishwasher safe. Made of polypropylene - the preferred plastic for breastmilk storage. Designed exclusively for use with the Lansinoh Manual and Electric Breast Pumps. These versatile storage bottles will take breastmilk directly from your Lansinoh Breast Pump so you can use the same container for storing and feeding without ever transferring your milk. This results in faster, more sanitary handling, while preserving the nutrients of your breastmilk. Made in Thailand.