Bisphenol A free, food grade: Our folding water tank is made from high quality American material LDPE4 plastic.  Free of BPA, PVC and DEHP.  Non-toxic.  Tasteless.  More transparent and flexible, less likely to be damaged or broken than other water containers in the market.  80% space-saving: space saving design, folding water tank for easy storage.  Lightweight and soft material makes it easy to be held and transported.  Simply place the foldable water cube in a cabinet, backpack or car.  Great for outdoor activities such as camping, rv, hunting, hiking, backpacking, fishing, picnics, barbecues, sports, festivals, parties and beaches.  Innovative leak-proof large outlet: unique faucet design is designed to prevent leakage and sprinkle water everywhere.  Convenient switch faucet with large outlet.  The flow rate can be controlled, twice as fast as a traditional collapsible water container.