2) Affordably priced. Poor man’s Aeron is how I saw it. 2) Out of the box decently supportive an comfortable. I never have had back issues. Cons: 1) The chair’s seat pan mesh has started to stretch. I was worried about the mesh stretching as it supports my 220lbs for 8-16 hours a day.
https://www.amazon.com/Office-Star-Synchro-Support-Managers/dp/B01EHQ5GNS