Removable auditorium seats or lecture hall benches are movable meaning the leg does not need to be attached to the floor with screws. It remains firm and stable all the time because it has big foot stand that meets the needs. This type of chair does not cause any damages to the floor. Besides, you can move it anywhere you want freely. Especially when the room is no longer in use, you can take your chairs to other suitable places. It is very comfortable.