Keeping it Clean and Comfortable
Shorter puppy cuts and teddy bear cuts require shaving of the Shih Tzu. When you shave Shih Tzu breeds, it is important to note that their skin and scalp are sensitive, and you should make sure that the skin and coat are clean and healthy before you begin. Keep that in mind. and you will have no trouble trimming and clipping your Shih Tzu.
Related: Top 6 Shih Tzu Haircuts