No matter if it's a classroom, meeting area or gathering space large or small, you will always be able to find your niche with the Niche Nesting Chair. Wide seat pan ensures a more comfortable seat. 18" high plastic seat and 1" steel, black frame tubing provide durable seating with a 250 lb. weight capacity. Plastic back measures 19" wide x 16-1/2" high. Use the 2" diameter, dual-wheeled, hard floor casters to easily roll onto the next project or meeting without dragging your feet. If you don't use Niche in your day-to-day activities, chairs nest together for convenient storage for special occasions or guests.