how does it look?
They have deep chest, muscular limbs, a black nose, and a short, closely fitted jaw with "scissors" bite.
West Highland White Terrier
Commonly, Westies have bright, deep-set, almond-shaped eyes that are dark in colour. Their ears are pointed and erect. Members of the breed typically weigh between , and the average height is between at the withers. The body should be shorter than the height of the dog at the shoulder.

They also have a deep chest, muscular limbs, a black nose, and a short, closely fitted jaw with "scissors" bite (lower canines locked in front of upper canines, upper incisors locked over lower incisors). The Westie's paws are slightly turned out to give it better grip than flat-footed breeds when it climbs on rocky surfaces. In young puppies, the nose and footpads have pink markings, which slowly turn black as they age. Westies also have short and sturdy tails. Some sources suggest that due to their history as rodent catchers, their tails were bred to be thick so that a Westie trapped in a hole could be easily pulled out by the tail.
what breed is the dog on the cesar commercial UNANSWERABLE what is it? It is a breed of dog from Scotland.
wiki:7509509
West Highland White Terrier [SEP] Appearance
Commonly, Westies have bright, deep-set, almond-shaped eyes that are dark in colour. Their ears are pointed and erect. Members of the breed typically weigh between , and the average height is between at the withers. The body should be shorter than the height of the dog at the shoulder. They also have a deep chest, muscular limbs, a black nose, and a short, closely fitted jaw with "scissors" bite (lower canines locked in front of upper canines, upper incisors locked over lower incisors). The Westie's paws are slightly turned out to give it better grip than flat-footed breeds when it climbs on rocky surfaces.