Defensive barrier also known as defensive wall, welded gabion box,hesco barrier, flood control barrier, etc. which is made of the steel welded mesh and lined with non-woven geotextile, can be filled with sand, earth, cement, stone, then as a defensive wall or bunker and widely used in the military to protect safety.

The defensive barrier  is economical and affordable. As long as the stone is stuffed into the cage and sealed, it is easy to install, does not need special technology, weather resistance, natural damage, corrosion resistance, and will not collapse even in a large deformation range. It can be folded together for transportation and further installation, reducing transportation costs.