Property me the Fitness Stool Sitness 25 risen by a herniated disc, to do the office work my back something good. The delivery was fast and the parts were easy to assemble. The color of the stool Fitness makes really good mood. Have him now constantly in use and do not regret this purchase at all, but have to buy before the other for home. I find Sitness 25 is a good alternative for significantly kostenintensiverem swopper. Can also highly recommend for back troubles him.