The dogs on the show wear collars.
- Martha wears a red collar with a tag. She was without it in Martha Ain't Nothin' But a Pound Dog, leading to her being taken to the pound by Kazuo.
- Skits wears a green collar with a tag.
- Lily wears a pink collar.
- Pops wears a black studded collar.
- Burt wears a dark blue collar.
- Bob wears a green collar.
- Francois wears a Courageous Collie Carlo (TV show) collar.
- In Martha Gives Advice, collars became fashionable.
- In Martha's Must Have, Martha wanted a Courageous Collie Carlo collar, but it was too itchy.