Defensive china hesco barrier

Hesco barrier is made of galvanized steel welded mesh and lined with non-woven fabric. It is made of a collapsible wire mesh container and heavy duty fabric liner, and used as a temporary to semi-permanent levee or blast wall against explosions or small-arms. 

It can be filled with sand, earth, gravel, aggregates, rubble, bricks, even some fine sediment, etc.It is a modern gabion primarily used for flood control and military fortifications.It is widely used for military defense and flood control.