• Features back tension adjustment knob, height-adjustable LiveLumbar support, seat slider, and 4-way adjustable arms
• Keeps your body aligned to your work throughout the day as you recline and switch postures
• Back includes a system of flexors for continuous lower back support as you move throughout the day
• Weight tested and warranted up to 300 lbs. with no loss of performance
• 12 Year Steelcase Warranty