staples have a grey fabric chair my dad is using it atm and he has arthritis in his spine and he finds it very cumfy
edit here it is
http://www.staples.co.uk/furniture/executive-seating/fabric/comfort-fabric-executive-chair
I used to have one of these. Very comfortable whilst it lasted. The problem with mine was the arms snapped off and thus the back didn't stay on.
I'm not going to change id to I'd just for you lol.

