Pigeon Breast Milk Storage Bags provide a sterile and convenient way to store expressed breast milk. Pre-sterilised and ready to use. Clever design make them self-standing for ease of transfer of milk between pump and bag, as well as upright store in the fridge. A pour spout allows spill free transfer of milk and there is a double zip closure to minimise risk of any leaks. Can be frozen for longer term breast milk storage.