1, small size, Chihuahua string dogs have a small and exquisite size, weighing between 2-6 kg.

2, short hair and long hair, their hair can be short hair or long hair, depending on the inheritance of Chihuahua and mixed-breed dogs.

3. Big round eyes: Chihuahua string dogs usually have big round eyes, which is one of the typical characteristics of Chihuahua.

4, upright ears, their ears are usually upright, but some also inherited the drooping ears of Chihuahua.