The correct regulation of the adjustable rolling stool is a key and necessary. Aspect to achieve a comfortable and healthy posture. An ergonomic chair is one that can regulate according to the characteristics of the person. Has a design that adapts to the shapes of the body and ensures a balanced distribution of pressures. The 7 Features of an Ergonomic Chair are, first, height adjustable seat. Second is depth adjustable seat. The adjustable seats allow a clear space between the seat edge and the back of the knee. The goal is to avoid the pressure of the seat on the back of the knee to promote blood circulation. Especially the venous return.
Third, reclining backrest and rocking position. The backrest should adjust at different points of inclination. As well as to leave it in the free position to allow the balance during the breaks or breaks. If it allows rolling. The new adjustable rolling stool should have a tension regulator. To adjust the tension of the backrest to the person’s weight. The greater the weight is the higher the voltage and vice versa. Fourth is syn-chronic system. The syn-chronic system or mechanism allows tilting the backrest in a synchronized manner. With the movement of the seat base so that the body assembly moves in tune.
Fifth, Design adaptable to body shapes. To keep the spine aligned and the lumbar area protected. The backrest must have a lumbar prominence that allows a stable support and keep the back in a natural position. As each back is different. The backrest must have an accessory that allows regulating the height and depth of the lumbar prominence. The front edge of the seat should have a gentle tilt to avoid pressure on the legs and promote circulation. Chairs with steep angles can cause localized pressure on the back of the thigh.
Sixth, materials that promotes perspiration. One of the aspects that can generate discomfort is the lack of perspiration. Therefore, it is important that of the back adjustable rolling stool is construct of breathable materials, mesh type or similar.
The last of all, anti static (marked EDS). The chair should be constructed of anti static materials that favor the dissipation of static electricity. Ergonomic chairs with anti static features must be marked EDS (electrostatic discharge). The wheels are necessary to dissipate the static electricity and in many do not come standard. And you have to buy them as an extra.