Work in exceptional comfort with the Office Star Big Man Chair. Offering plenty of room for any body type and an ergonomic, adjustable structure, it’s a premium choice for any office.• One-touch pneumatic seat-height adjustment• Mid-pivot knee-tilt control• Adjustable tilt-tension control• Height- and width-adjustable arms with polyurethane pads• Waterfall seat edge• Extra heavy-duty gunmetal-finish aluminum base• Oversized dual-wheel carpet casters One-touch pneumatic seat-height adjustment Mid-pivot knee-tilt control Adjustable tilt-tension control Height- and width-adjustable arms with polyurethane pads Waterfall seat edge Extra heavy-duty gunmetal-finish aluminum base Oversized dual-wheel carpet caster Assembled Dimensions : 30.25"W x 28.75"D x 44.5"H Easy to assemble Space Seating® 22.00-in x 22.00-in Black Ergonomic Office Chair