3. This chair is for people who are taller than 5’1″ and shorter than 6′. My wife is about 5’1″ and her the heels of her feet don’t touch the ground at lowest height. If you are over 6′ the seat depth isn’t sufficient and lower back support may not work as well.
https://www.amazon.com/Seating-Professional-AirGrid-Adjustable-Managers/dp/B000PWGZOI