Update: Deal over.
Modway Articulate Black Mesh Office Chair – Link 
Hurry on over to Amazon where this is currently at a record low of only $40.49 w/ free shipping!
This normally sells for $130!
- Breathable mesh back
- Sponge seat covered with a mesh fabric
- Height adjustable back and armrests
- Pneumatic height adjustment
- Passive Lumbar Support