Store breastmilk for your baby in case you are not around with Avent 5 Reusable Breast Milk Storage Cups, SCF619/05. Each cup allows you to keep track of date and time of storage, which helps with letting you know how long have you had it stored up. It also features twist lids, which ensures secure seal that prevents from leakage while you are carrying them with you. These cups are easy to use with other Philips Avent products like Classic teats, Natural teats and more. Keep your milk saved up when you are on the go and feed with just a change of teat.