14 Gauge Static Correction Solid Copper Core Dog Fence Boundary Wire (500, 1000, 1500, 2000, 2500, 3000, 3500, 4000, 4500, 5000 Foot Lengths) 500 Feet Continuous (Not Multipls Spools You Need to Splice Together) Solid Core Heavy Duty Professional Dog Fence Wire Compatible with all the Different In-Ground Static Correction Pet Fences Out There, Manufactured by Dogwatch, PetSafe, Invisible Fence Brand, Innotek, Sportdog, and ALL Others Thick Polyethylene Coated UV Protected, Direct Ground Burial Rated, Top Grade Dog Fence Wire Wire Can be Buried or Run Above Ground and Secured Down with Yard/Landscape Staples (to Ensure Mowers Don't Catch it, Nobody Trips Over it, etc.) Made in the USA eXtreme Dog Fence Brand