1,MULTIPLE SIZES:3L/0.66gallons, 5L/1.3gallons, 10L/2.6gallons, 15L/3.9gallons, 4 sizes to choose from with these TBIBINWP's containers. Great for outdoor activities such as fishing, boating, camping, hiking, back packing, climbing, hunting. 2,FOOD-GRADE BPA-FREE MATERIAL:Made of food grade PE plastic, BPA-Free, polyethylene, non-toxic, safe and clean, odorless, more transparent and soft, not easy to be damaged or crackled, suitable for outdoor activities like camping, hiking, and emergency water storage. 3,INTEGRATED DESIGN & FOLDABLE REUSABLE WATER CONTAINER:Foldable and 80% space-saving when not in use for easy storage and transport. Lightweight and portable, making it easy to carry. When you dont use it, u can put it in a box or drawer, in the trunk of a car. 4,EMERGENCY PREPAREDNESS AND OUTDOOR USE:As hurricanes and storms approach, you can always be ready to store all the water your family needs without taking up space in bulky water containers. This foldable water container saves over 80% of space and is perfect for outdoor camping, hiking, fishing, and car travel. 5,LEAKPROOF SPIGOT:The tap is easy to open/close and the flow is controllable, leak proof, equipped with nozzle.