The wire coat on the neck and body is harsh and close fitting, up to 4 cms (1½ ins) long, with an undercoat, which is normally heavier in winter. The hair on muzzle is short and coarse, the hair forming a small beard on the chin. The skull is covered by short, dry hair. Hair on the ears is short and fine. The eyebrows are dense. The coat is shorter on the lower part of the legs, chest and belly. Longer hair is permitted on the rear of the legs. On the feet and between the toes the hair is softer and shorter. Coat on the tail is dense and stronger.