隐形凳 / Invisible Stool

In modern society, in order to guarantee more free space in public places, such as shopping mall and subway station, it won’t facilitate stools or just a few in these places to provide rest area for people. It becomes a problem that people get no place to have a rest when tired. The invisible stool is designed on the basis of solving the problem. When the invisible stool does not function, it hides under the ground. If people want to rest, the only thing he need to do is stamp on the oval footboard,and the stool will stand up so that he can rest on it. After resting, another stamping will make the invisible stool come back under the ground.