Tomme Tippee Closer to Nature Storage Milk BagsThe Closer To Nature Milk Storage Bags are pre sterilised allowing mum to simply pour expressed milk directly into the bags without the need for sterilising in advance. 6 x pre sterilised, stand up bags. Each bag holds up to 12floz 350ml of breast milk. Stand up bags for easy milk transfer. Double fastened to prevent leaking. Name, date & volume panel for easy labelling. Suitable for use in the fridge or freezer. BPA free. Features and Benefits: BPA