Quality dog leash factory: The buckle ring is rusty, deformed, and cannot be used normally. The buckle of the harness is a key component. If it is severely rusted, deformed or cannot fasten properly, the harness also needs to be replaced. Dog harness leash is moldy, smelly, and cannot be cleaned thoroughly. After long-term use, if the harness is found to be moldy or smelly and cannot be thoroughly cleaned, it should be replaced with a new one for the sake of hygiene. A dog harness will become dirty after…