1、No Leaks: With a tightly fitting silicone stoppers, no matter how you shake, grip, invert or wiggle, no single drop leaks and you can be stored it lying down or standing. 2、Easy to Use: Pour breast milk into the bag, plug the stopper, and place in the refrigerator and freezer. When you want to use, put the milk storage bag directly into the milk warmer or warm water to heat. Please remove the stopper before heating. 3、Silicone Material: Adopt silicone material, this bag is environmentally friendly, elastic and soft, and can withstand high temperatures. 4、Safe to Use: The material is safe and healthy, non toxic and harmless, you can use with confidence! 5、Wide Application: This bag is suitable for storing other baby food such as juice, vegetable juice, rice cereal. Universal wide neck for other accessories for baby products. 1 x Milk Storage Bag Item Type: Milk Storage BagMaterial: SiliconeCapacity: 250ML