Poliwire is made from long life UV stabilized yard colored white for greater visibilty. 6 stainless steel conductors, flexible, woven for strength and easy handling. For use with Sentinel Tread-in or Pigtail Tread-in posts and Equine Range Insulators. Comes with a 1 year UV guarantee. Made from long life uv stabilized yarn colored white for greater visibility. Woven for strength and easy handling.