Of course you can not expect miracles in this price; Nevertheless, it acquires a very comfortable chair with a few quirks. Construction is easy, and also the seat feeling and ventilation are pleasant. Unfortunately, the seat has a slight (with me) left-hand twist, ie an armrest is constantly hanging on the desk. In addition, particularly tilting and rotational movements are not round, and even when sitting upright shaking the seat in movements noticeably and gradually. Given the low price I forgive these shortcomings like; Who but a par euros more has left, should resort to another product.