Feature:1. Superior Texture: Made of high quality aluminum plating material, the beverage bags are strong, waterproof, leakproof and moistureproof to provide you with quality guarantee.2. Switchable: Each bag comes with a valve, which is easy to use and can be poured like a water fountain in the field. There will be no waste of water.3. Large Capacity: A pack has five bags. The capacity of 20L can hold enough water or liquid for urgent use, and ensure the quality. There is no shortage of water outside.4. Foldable: The drink bags can be folded up when not in use, with long shelf life and can be long term storage. Keep them at home and can use them no matter how long you lay them out.5. Mutiple Uses: Suitable for bringing drinks in the field, or store liquid at home, good for bringing water, coffee, tea, vodka, energy drinks and cocktails; anything you can imagine and more can be easily stored in the drink bags.Specification:Item Type: Beverage BagProduct Material: Aluminum plating and plasticWeight: Approx. 520g / 18.34ozCapacity: 20LPackage List:5 x Beverage Bag5 x Valve