Med. Bench Height Grey Multi-Purpose Medical Spa Drafting Stool (Standard Caster)Ergonomically designed backrest with 3 inches up and down adjustment. Effectively provides support in the right position for a perfect fit, helps to develop a good sitting posture during long hours of work. One touch, pneumatic seat height control, and full 360 degree rotation, smooth and noiseless movements to all directions. Adjustable footrest supports user's legs for various height requirements so that problems including fatigue, poor posture and