Pet toy is a kind of toy used for pets to play, which is different from the traditional sense of toys. Traditional toys are toys for children or girls and boys to relieve the sense of emptiness or to pass the time. Pet toys are a kind of parent-child toys based on the pet as a human partnership. The purpose of this kind of toys is to let humans and their babies really interact, and get greater communication and interaction on the emotional level. Strictly speaking, pets themselves subconsciously choose a way to express their emotions, such as grinding their teeth, pulling the owner's shoes and socks, and chasing moving objects, especially cats like to chase mice that play with their hands. Therefore, the birth of pet toys meets the emotional needs of pets to a certain extent. As well as in the physiological aspects and in the interaction with the master has played a very important deepening and deepening role.