CRANIAL REGION: The head is large, massive, and broad in cheekbones; when viewed from above the head looks like a wedge with broad base.
Skull: Massive and broad; forehead is almost flat, with a marked but not deep furrow. Superciliary ridges are developed, but not protruding. Occipital bone inconspicuous.
Stop: Noticeable but not clearly marked.
Nose: Black, large, with correct open nostrils, not proceeding the muzzle outline. A black nose in solid, spotted or piebald colours is desirable but not obligatory (but genetic blue or liverbrown nose is not allowed).
Muzzle: Broad and deep, gradually tapering towards the nose; with strong jaws and chin; great depth and is well filled under the eyes. The bridge of the nose is broad. The upper lines of the muzzle and skull run parallel.
Lips: Thick, close-fitting, well pigmented.
Cheeks: Well developed and emphasized by well pronounced chewing muscles.