... bastion/blast wall Hesco bastion: Also named as Hesco barriers,sand cage,welded gabion box, wire mesh gabion box, stone cage ... welded mesh,spring with other fittings,can be filled with sand,earth,cement,stone,can be used in separate cell or ... be produced as requested. 4) geotextile: in non-woven geotextile,color can be white,beige-sand color.