Silhouet-Tone Deluxe Round Air-Lift Stool with BackrestDeluxe round air lift stool with height adjustable seat and backrest, lumbar support, and chrome base with 5 silent soft wheel casters. Deluxe round air lift stool with lumbar support to eliminate pain and enhance circulation. Five silent rolling casters on a large stable base make this stool a simple addition to your treatment room with easy access to supplies and a generous 3'' padding for maximized comfort and superior quality. The stool also