14 Gauge Superior Pro Heavy Duty Superior Pro Dog Fence Wire 1000 Ft by Monell Pets 1000 Ft Spool 14 AWG Solid Copper Core Extreme Dog Fence Pro Dog Fence Boundary Wire Compatible with all In-Ground Dog Fences Sportdog, Petsafe, Innotek, Invisible Fence,Dogwatch Polyethylene Direct Burial -Underground rated - UV Protection - Sunlight ResistantThermal Plastic Insulation on Solid Core Wire Direct Burial -Underground rated - UV Protection - Sunlight Resistant Wire is Proudly Made in the USA