Tommee Tippee Milk Storage Lids are designed to fit all sizes of the Tommee Tippee Closer to Nature Milk Feeding Bottles. These fridge and freezer safe lids are perfect for storing breast milk for your little one. Easily transform your Closer to Nature milk bottles into safe and convenient storage for your breast milk by simply popping on a milk storage lid! These lids are designed to help make breast milk storage convenient and easy! Comes in a 2-pack. Alternatively, you can use specially dedicated milk storage pots for storing breast milk while using milk feeding bottles strictly for feeding.