Essential Pet Heavy Duty Boundary Kit - 14 Gauge Wire/500 FtEssential Pet Heavy Duty Boundary Kit is a complete in ground dog fence solution built for homeowners who need a durable, reliable containment system in challenging outdoor conditions. It includes a 500 foot roll of 14 gauge solid core copper wire, boundary flags, and waterproof splices for a ready to install kit. Length & contents: 500 ft of heavy duty wire, 50 boundary flags, and 2 waterproof splices included for a complete, ready to install kit.