![Amazon.com : PetSafe Boundary Wire - 500 foot Spool of Solid Core 20-Gauge Copper Wire - In-Ground Pet Fence Wire - Colors May Vary - From the Parent Company of INVISIBLE FENCE Amazon.com : PetSafe Boundary Wire - 500 foot Spool of Solid Core 20-Gauge Copper Wire - In-Ground Pet Fence Wire - Colors May Vary - From the Parent Company of INVISIBLE FENCE](https://m.media-amazon.com/images/I/71lLA+vWJDL.jpg)
Amazon.com : PetSafe Boundary Wire - 500 foot Spool of Solid Core 20-Gauge Copper Wire - In-Ground Pet Fence Wire - Colors May Vary - From the Parent Company of INVISIBLE FENCE
![Amazon.com : PetSafe Twisted Wire Kit for In-Ground Fence, 100 ft of Pre-Twisted Wire for Faster Installation from The Parent Company of Invisible Fence Brand,Orange and White : PetSafe : Pet Supplies Amazon.com : PetSafe Twisted Wire Kit for In-Ground Fence, 100 ft of Pre-Twisted Wire for Faster Installation from The Parent Company of Invisible Fence Brand,Orange and White : PetSafe : Pet Supplies](https://m.media-amazon.com/images/I/71PzNvVAo5L.jpg)
Amazon.com : PetSafe Twisted Wire Kit for In-Ground Fence, 100 ft of Pre-Twisted Wire for Faster Installation from The Parent Company of Invisible Fence Brand,Orange and White : PetSafe : Pet Supplies
![Amazon.com : PetSafe Stubborn Dog In-Ground Pet Fence for Dogs and Cats - from The Parent Company of Invisible Fence Brand – Boundary Wire Not Included – Pick Your Wire Gauge Separately : Amazon.com : PetSafe Stubborn Dog In-Ground Pet Fence for Dogs and Cats - from The Parent Company of Invisible Fence Brand – Boundary Wire Not Included – Pick Your Wire Gauge Separately :](https://m.media-amazon.com/images/I/71UvGrIesbL.jpg)
Amazon.com : PetSafe Stubborn Dog In-Ground Pet Fence for Dogs and Cats - from The Parent Company of Invisible Fence Brand – Boundary Wire Not Included – Pick Your Wire Gauge Separately :
![Amazon.com : PetSafe Stubborn Dog In-Ground Pet Fence for Dogs and Cats - from the Parent Company of INVISIBLE FENCE Brand - Multiple Wire Gauge Options - Keep Pets Secure in Your Amazon.com : PetSafe Stubborn Dog In-Ground Pet Fence for Dogs and Cats - from the Parent Company of INVISIBLE FENCE Brand - Multiple Wire Gauge Options - Keep Pets Secure in Your](https://m.media-amazon.com/images/I/71WmiP1vjJL.jpg)