... : heavy galvanized, galfan, pvc Hexagonal gabion box with CE certificateGABIONS consist of rectangular units, fabricated ... from a double-twisted hexagonal mesh. Filled with stones, gabions become large, flexible and permeable ... should be 2.0-2.4mm (at the ratio 5% of the box/mattress weight) . ... Weather proof under natural destroy, corrosion resistant. 4) No collapse even under big scope of deforming. ...