The Dog Miraculous, when inhabited by Barkk, is a black collar necklace with an open end. The tips of the edges are shaped like gray dog heads, with two rounded light brown bead-like objects next to each one. At the front of the jewelry, there are five light larger brown bead-like objects.
When camouflaged, it appears to be rose gold when worn by Marinette. When worn by Chloé Bourgeois, it appears golden in color.
The camouflaged of the collar necklace when worn by Marinette.
A French teenage girl who was temporarily loaned the Dog Miraculous in "Evolution", using it to transform into Canigirl. After she recovers the Rabbit Miraculous from Monarch, she fuses it with the Dog Miraculous.
A famous French fashion designer and the former Dog Miraculous holder, who also possessed the Butterfly Miraculous. In "Evolution", he unified them, along with other Miraculouses, to prevent Ladybug and Cat Noir from taking back the Rabbit Miraculous.
The guardians of the Miraculouses. The Order protected the Dog Miraculous until the Mother Box was guarded by Su-Han and the incident with Fu's sentimonster.
The last known remaining guardian. He stored the Dog Miraculous in the Chinese Miracle Box when not in use, until he relinquishes his duty as guardian and lost his memory in the process.
A famous French designer who got the Dog Miraculous when Félix stole Ladybug's yo-yo, which contained all of the Miraculouses and gave them, along with Gabriel's ring, to exchange them for the Peacock Miraculous.
A French-Chinese teenage girl. After Wang Fu gave up his duty as a guardian and lost his memory in the process, Marinette became the new guardian of the Miraculous. She kept the Dog Miraculous in the Chinese Miracle Box when it was not in use, but she lost it when Félix steals her yo-yo to exchange all the Miraculous ones that were kept inside it with for the Peacock Miraculous. However, after Monarch was defeated in "Re-creation", she manages to recover the Dog Miraculous back to its original form and she gives it back to Sabrina permanently.
At times a collar necklace is also called a dog collar which is befitting as Barkk is the Dog Kwami and for a dog wearing a collar it means they have a home or an owner.