What is inflated flood self-inflated absorbing sand bags and its' features? Flood control water absorbing and expanding gunny bags are high-efficiency flood control supplies made by using polymer water retaining agents as the main material for solid water expansion and pre filling them in high permeability double-layer woven fabrics. Product features: Inflatable flood control bag, small size before use, light weight, convenient storage and transportation. Compared with traditional sandbags, it greatly reduces time and manpower in emergency and flood control. This product is environmentally friendly, non-toxic, harmless, odorless, and pollution-free. It can be naturally degraded. It follows the world's advanced scientific concept of "blocking water with water", and a 420 gram water absorbing bag immediately becomes an 18 kilogram emergency expansion bag after soaking in water for 2-3 minutes. Its application is to preven…