Chain dog collar

The chain dog collar is a piece of dog apparel in Fallout 4.

Gameplay
The chain dog collar does not provide any armor or effects. It can be worn by the Sole Survivor and it will end up wrapped around the right wrist.

Locations
One can be found in a small cave guarded by three mongrels, about halfway between Walden Pond and Rocky Narrows Park, along with a dog helmet and some dog armor.