The FOL-DA-TANK^® “Flyer” Multifunctional Helicopter Water Tank will get your water where you need it in emergency situations. It is especially useful for wildland fighting in areas not accessible by truck. Other applications include: filling backpack tanks, delivering potable water or foam retardants, extinguishing duff embers, and more. Potable water fabric is also available (Part No. FDA72/FDA134).