collapsible water tank 1,Emergency water supply 2,Can be folded ... shape when the tank is full.It can be used to store industrial water, fire water, rainwater harvesting, irrigation water ... the weight light and easy to transport, on-site installation is simple, long life and low maintenance costs. Specification ... BlueColorLight Fastness6 -7Light FastnessCrack-Resistance10000Crack-Resistance pillow tank