Gabion Walls is a rectangular woven wire mesh box. Its strength lies in its double twisted hexagonal mesh of steel wire which is reinforced by selvedges of heavier wire running along the edges and by transverse diaphragms.

The protective coating is typically either:

heavily zinc galvanised wire

as above PLUS heavy duty PVC coating

galmac (galfan) coated with a 95%Zinc + 5% Aluminium Mischmetal Alloy

as above PLUS heavy duty PVC coating