Contoured seat-cushion and lumbar support make this stool a preferred seat for those who enjoy more flexibility and wider range of motion in the legs. Five whisper-quiet 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 features a hydraulic piston for smooth height adjustments. With a variety of upholstery options, the stool can be suited to match any decor. All upholstery is flame-resistant and easy to maintain with gentle cleansers. Height extender: 23.75″” to 28″” (58 to 71 cm)