Grow1 Collapsible Reservoir - 200 GallonSave space with Grow1 Collapsible Reservoir. It is designed to store the water you need for use for gardening in emergencies. This flexible storage water tank is made from durable PVC. Once empty, you can flatten or roll it to store easily in small spaces. This water tank is also lightweight and comes with a water tap. Can be Flattened: You can collapse it for easy storage and transportation. Durability: This collapsible vessel is made using PVC