Philips Avent Breast Milk Storage Cups allow you to express, store and feed your breast milk securely and efficiently, with our new storage cup. Sterilize and re-use the storage cup with the Philips Avent pump or teats-one system, many options! Makes breast milk storage and feeding easier by eliminating the need to transfer milk. Compatible with Philips Avent breast pumps, Classic, Classic + and Natural teats Philips Avent storage cups have a lid that creates a secure seal for safe storage and transport. To track easy dates & contents An organized fridge & freezer Easy to use and clean Can be used safely in a bottle warmer, microwave, dishwasher and sterilizer.