Features: Food Grade MaterialMade of LDPE + PET food grade material, BPA free, and 360 penetrating presterilized, ready to use after opening the breastmilk storage bags. 180ml Large CapacityCan store 180ml/6oz of breast milk, and you can see the capacity scale clearly on the backside of milk storage bag. Leak-Proof DesignAdopting double zippers sealing design, the breastmilk storing bags can avoid leakage effectively, and guarantee the breast milk isolated from outside air. Recorded ConvenientlyThe milk storage bag has a reserve write-on area, which allows you to record the date, time and volume for more convenient management. Multi-functional Storage BagThe breastmilk storage bag is not only suitable for storing breastmilk, but also perfect for storing fruit and vegetable juice, rice cereal, etc. Specifications: Quantity: 10pcs/ 50pcs(optional) Capacity: 180ml/6oz Material: LDPE + PET Packing List: 10 * Breastmilk Storage Bags