Furniture of America Chic Upholstered Pneumatic Adjustable Office Chair, Black Arm office chair in black finish; Three-inch-thick padding on back adds extra comfort Five-prong metal base with casters for stability and mobility; Seat and back wrapped in black leatherette upholstery is generously padded for comfort Pneumatic lift for seat height adjustment; Swivel/tilt mechanism for comfort; can be locked out Measures 26 by 43.25 by 25.25 Inch; Maximum Height 46; 30-day hassle-free limited replacement parts warranty