The stool have two steps, both are covered with high quality upholstery: leather, PU or fabric for choice. High quality industry standard stainless steel is used as the frame, which makes the bench stable and durable. High density foam is filled up the bench, and it can also be changeable as per customer requirement, UK or CA fire proof sponge for choice. For the above features, this step stool is suitable for school usage, especially for the chorus.