It is a high quality, good looking bench, but not perfect to sit for long hours. It is difficult and time taking to change the height as you need to turn it down, etc. But if you don't need to change the height regularly (e.g. for many users), it is good to go.
You may feel that it is not perfectly stable if the floor is not flat. But overall an average product for this price.
Thanks Thomann for fast shipping!