This mobile stool is lightweight, stable and maneuverable - simply practical for daily work. The stool rolls only when loaded and suitable for low table heights. Ideal for when you need to move around in a small space. Its low profile works with children's desk spaces or when doing filing work. No more bending over. Perfect for use in libraries, teacher's offices, early learning centers, classrooms, doctor's areas. Seat made of beech wood, a five-leg base with casters that are powder-coated, white aluminum. Only available with hard casters.