In the broken coat, the coat is intermediate with longer guard hairs than the smooth coat variety. (petguide.com)
Some animals, such as seals and sea otters, have coats with two layers of dense fur — a thick undercoat and a covering layer of longer guard hairs. (scientificamerican.com)
The coat of the Belgian tervuren is a weather resistant double coat with long guard hairs and a thick undercoat. (caninejournal.com)