Smooth reinforced back allows for flex action without sharp ridges.
SCS Indoor Advantage Gold Certified. With ergonomics in mind, the Hierarchy is a colorful and flexible solution for stimulating focus and motivation in your learning environment. Multiple sizes, bases, and vibrant colors for all ages of learners. 4-leg available in four seat heights: 12″, 14″, 16″, and 18″ with heavy gauge chrome or platinum steel base.