Domestic Long Hair isn't a breed. It's the label for a mixed-ancestry cat with a longer coat, the fluffy counterpart of the Domestic Short Hair. Because these cats come from the general cat population, they turn up in every color and pattern, from tabby and calico to solid black or smoke. Some resemble a Maine Coon or a Persian without sharing that ancestry.
Size, coat texture and personality vary a lot from cat to cat, so the label tells you less than meeting the cat does. What they share is a coat that needs regular brushing to prevent mats and hairballs, plus the broad genetic diversity that tends to keep mixed cats sturdy. In Midland, where most cats live indoors, that coat care becomes part of the daily routine.