MARATHON - Designed for multi-shift, around the clock use.  All steel suspension technique construction.  Heavy duty mechanism, cylinder, casters and all aluminum base.  Replaceable seat and back covers.  "Comfort Zone Certified."

EVEREST - A sturdy, wide ergonomic chair for taller and larger workers.  Rated at 500 lbs. Designed for heavy duty purposes.  Suspension technique constructed.  "Comfort Zone Certified".

SIERRA  - Luxurious big and tall chair. Optional air lumbar and leather headrest provide the ultimate in back and neck support. Ergonomics with corner office style.