The AquaBrick® is a multi-use storage container which holds 3 gallons of water for water storage or 20 lbs of food when used as afood storage container.Made of BPA Free, HDPE material for long term strength and durability, the containers are watertight, easy to carry, clean and use and stackable in a variety of configurations, so they easily fit into any emergency storage area. AquaBrick® Containers are thebest emergency water storage containersand ideal for long term food storage