Patura leads the way when it comes to electric fencing.Patura Tornado XL Polywire offers the highest level of conductivity through a combination of copper and stainless steel wires. This electric polywire consists of 3 x 0.30mm copper strand alongside 8 x 0.20mm stainless steel strands.Patura products are guaranteed for 3 years!Patura Tornado Polywire is available in white/red in 200m lengths.