Seat height adjusts instantly!  Arm and back rest heights adjust, too.  Built-in lumbar support -- instant pitch adjustable back assures day-long comfort.  Seat swivels 360 degrees.  Gas lift seat height adjustment.  Back pitch adjustment.  Back height adjustment.  Back pitch adjustment.  Built-in lumbar support.  Stain-resistant fabric.   Standard casters included.  Optional glides (GLIDES) and hard floor casters (HF-CASTER) available separately.  Weight capacity 250 lbs.  Fully upholstered back.  Meets or exceeds ANSI/BIFMA standards. 

• Seat Size: 19.5"W x 19"D
• Back Size: 18.5"W x 21"H
• Seat Height: 18" - 22"
• Overall Height: 37" - 41"
• Overall Width: 19"
• Overall Depth: 24"
• Base Size: 5 Star - 25"

Warranty:  OFM Inc warrants that all products distributed shall be free of al defects in original material and workmanship for the life of the product under normal use.  All fabrics and upholstery are warranted for 2 years.  All gas lifts are warranted for 7 years.  Models 700,710,711,800L are warranted for persons up to 400 pounds.  Exclusions:  normal wear and tear, damage from shipment, damage from storage/ alteration/ modification/ misuse.