It can be used as a footrest, and has a simple and low-key gray tone. The chair surface has round treading bumps, a non-slip bottom, and reinforced chair legs. It is sturdy and stable, and the hole in the middle makes it easy to take it. It can be placed under the office table or the desk at home. It can be matched with the sink for children to use as a ladder, and it can also be stacked for storage to save space.