Haakaa Silicone Milk Storage Bag is a 100 percent silicone bag and is the perfect solution for safely storing your precious breast milk. It's a fantastic eco-friendly alternative to disposable plastic milk storage bags. They are made of food-grade silicone and can be reused over and over again, reducing the impact that single-use plastic makes on our environment. These bags are fridge and freezer safe and can be stored laying down or standing up. Capacity: 260 ml. Comes in a pack of 5.