French Mastiffs typically reach between 23-27″ in height and weigh between 120-140 pounds (54-63 kg), on average. They generally reach their final size by 19 months of age and there is little variation in size between the males and females of the breed.

Bullmastiff puppies are smart and responsive to proper training and socialization. However, the breed can also be a little stubborn and headstrong at times. Keep in mind; this breed has been known to go through a stubborn period, especially as a puppy.

An ancient breed, rediscovered in Italy in the 1940's, the Neapolitan Mastiff is a heavy-boned, massive, awe inspiring dog bred for use as a guard and defender of owner and property. He is characterized by loose skin, over his entire body, abundant, hanging wrinkles and folds on the head and a voluminous dewlap. SUPPORT USNMC