The heel of this kind of shoes is empty, there is no material, only the front part has the toe, the material is generally leather, plastic, wood and so on. In recent years, with the development of the fashion industry, formal looking slippers have become popular, which can be worn to work, shopping and so on. But it is not suitable for special formal occasions, such as meetings.
This kind of shoes are usually worn when bathing, at home and at the beach, because it is convenient and comfortable. Generally speaking, this kind of shoes is very popular and common, almost 90% of the families in the world will buy different types of slippers to wear.