electric fence is made of PE filament plus the stainless steel wire,widely used for the pasture,agriculture,farm,etc. electric fence is made of PE filament plus the stainless steel wire,widely used for the pasture,agriculture,farm,etc.Electric fence polyropeDiameter:4.0mmConductor:6x0.20mm ss wireLength:500mPackage:reels ,shrinked film,paper boxes